19458880

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:121

約数の個数: 168

約数和(自身を含む): 57854088

約数和(自身を除く): 38395208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 64, 68, 70, 73, 80, 85, 98, 112, 119, 136, 140, 146, 160, 170, 196, 224, 238, 245, 272, 280, 292, 320, 340, 365, 392, 448, 476, 490, 511, 544, 560, 584, 595, 680, 730, 784, 833, 952, 980, 1022, 1088, 1120, 1168, 1190, 1241, 1360, 1460, 1568, 1666, 1904, 1960, 2044, 2240, 2336, 2380, 2482, 2555, 2720, 2920, 3136, 3332, 3577, 3808, 3920, 4088, 4165, 4672, 4760, 4964, 5110, 5440, 5840, 6205, 6664, 7154, 7616, 7840, 8176, 8330, 8687, 9520, 9928, 10220, 11680, 12410, 13328, 14308, 15680, 16352, 16660, 17374, 17885, 19040, 19856, 20440, 23360, 24820, 26656, 28616, 32704, 33320, 34748, 35770, 38080, 39712, 40880, 43435, 49640, 53312, 57232, 60809, 66640, 69496, 71540, 79424, 81760, 86870, 99280, 114464, 121618, 133280, 138992, 143080, 163520, 173740, 198560, 228928, 243236, 266560, 277984, 286160, 304045, 347480, 397120, 486472, 555968, 572320, 608090, 694960, 972944, 1144640, 1216180, 1389920, 1945888, 2432360, 2779840, 3891776, 4864720, 9729440, 19458880]

約数ペア:

[(1, 19458880), (2, 9729440), (4, 4864720), (5, 3891776), (7, 2779840), (8, 2432360), (10, 1945888), (14, 1389920), (16, 1216180), (17, 1144640), (20, 972944), (28, 694960), (32, 608090), (34, 572320), (35, 555968), (40, 486472), (49, 397120), (56, 347480), (64, 304045), (68, 286160), (70, 277984), (73, 266560), (80, 243236), (85, 228928), (98, 198560), (112, 173740), (119, 163520), (136, 143080), (140, 138992), (146, 133280), (160, 121618), (170, 114464), (196, 99280), (224, 86870), (238, 81760), (245, 79424), (272, 71540), (280, 69496), (292, 66640), (320, 60809), (340, 57232), (365, 53312), (392, 49640), (448, 43435), (476, 40880), (490, 39712), (511, 38080), (544, 35770), (560, 34748), (584, 33320), (595, 32704), (680, 28616), (730, 26656), (784, 24820), (833, 23360), (952, 20440), (980, 19856), (1022, 19040), (1088, 17885), (1120, 17374), (1168, 16660), (1190, 16352), (1241, 15680), (1360, 14308), (1460, 13328), (1568, 12410), (1666, 11680), (1904, 10220), (1960, 9928), (2044, 9520), (2240, 8687), (2336, 8330), (2380, 8176), (2482, 7840), (2555, 7616), (2720, 7154), (2920, 6664), (3136, 6205), (3332, 5840), (3577, 5440), (3808, 5110), (3920, 4964), (4088, 4760), (4165, 4672)]