19029640

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:124

約数の個数: 128

約数和(自身を含む): 53280000

約数和(自身を除く): 34250360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 73, 76, 95, 98, 133, 140, 146, 152, 190, 196, 245, 266, 280, 292, 343, 365, 380, 392, 490, 511, 532, 584, 665, 686, 730, 760, 931, 980, 1022, 1064, 1330, 1372, 1387, 1460, 1715, 1862, 1960, 2044, 2555, 2660, 2744, 2774, 2920, 3430, 3577, 3724, 4088, 4655, 5110, 5320, 5548, 6517, 6860, 6935, 7154, 7448, 9310, 9709, 10220, 11096, 13034, 13720, 13870, 14308, 17885, 18620, 19418, 20440, 25039, 26068, 27740, 28616, 32585, 35770, 37240, 38836, 48545, 50078, 52136, 55480, 65170, 67963, 71540, 77672, 97090, 100156, 125195, 130340, 135926, 143080, 194180, 200312, 250390, 260680, 271852, 339815, 388360, 475741, 500780, 543704, 679630, 951482, 1001560, 1359260, 1902964, 2378705, 2718520, 3805928, 4757410, 9514820, 19029640]

約数ペア:

[(1, 19029640), (2, 9514820), (4, 4757410), (5, 3805928), (7, 2718520), (8, 2378705), (10, 1902964), (14, 1359260), (19, 1001560), (20, 951482), (28, 679630), (35, 543704), (38, 500780), (40, 475741), (49, 388360), (56, 339815), (70, 271852), (73, 260680), (76, 250390), (95, 200312), (98, 194180), (133, 143080), (140, 135926), (146, 130340), (152, 125195), (190, 100156), (196, 97090), (245, 77672), (266, 71540), (280, 67963), (292, 65170), (343, 55480), (365, 52136), (380, 50078), (392, 48545), (490, 38836), (511, 37240), (532, 35770), (584, 32585), (665, 28616), (686, 27740), (730, 26068), (760, 25039), (931, 20440), (980, 19418), (1022, 18620), (1064, 17885), (1330, 14308), (1372, 13870), (1387, 13720), (1460, 13034), (1715, 11096), (1862, 10220), (1960, 9709), (2044, 9310), (2555, 7448), (2660, 7154), (2744, 6935), (2774, 6860), (2920, 6517), (3430, 5548), (3577, 5320), (3724, 5110), (4088, 4655)]