18354560

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:284

約数の個数: 128

約数和(自身を含む): 53317440

約数和(自身を除く): 34962880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 241, 272, 280, 320, 340, 448, 476, 482, 544, 560, 595, 640, 680, 896, 952, 964, 1088, 1120, 1190, 1205, 1360, 1687, 1904, 1928, 2176, 2240, 2380, 2410, 2720, 3374, 3808, 3856, 4097, 4480, 4760, 4820, 5440, 6748, 7616, 7712, 8194, 8435, 9520, 9640, 10880, 13496, 15232, 15424, 16388, 16870, 19040, 19280, 20485, 26992, 28679, 30848, 32776, 33740, 38080, 38560, 40970, 53984, 57358, 65552, 67480, 76160, 77120, 81940, 107968, 114716, 131104, 134960, 143395, 154240, 163880, 215936, 229432, 262208, 269920, 286790, 327760, 458864, 524416, 539840, 573580, 655520, 917728, 1079680, 1147160, 1311040, 1835456, 2294320, 2622080, 3670912, 4588640, 9177280, 18354560]

約数ペア:

[(1, 18354560), (2, 9177280), (4, 4588640), (5, 3670912), (7, 2622080), (8, 2294320), (10, 1835456), (14, 1311040), (16, 1147160), (17, 1079680), (20, 917728), (28, 655520), (32, 573580), (34, 539840), (35, 524416), (40, 458864), (56, 327760), (64, 286790), (68, 269920), (70, 262208), (80, 229432), (85, 215936), (112, 163880), (119, 154240), (128, 143395), (136, 134960), (140, 131104), (160, 114716), (170, 107968), (224, 81940), (238, 77120), (241, 76160), (272, 67480), (280, 65552), (320, 57358), (340, 53984), (448, 40970), (476, 38560), (482, 38080), (544, 33740), (560, 32776), (595, 30848), (640, 28679), (680, 26992), (896, 20485), (952, 19280), (964, 19040), (1088, 16870), (1120, 16388), (1190, 15424), (1205, 15232), (1360, 13496), (1687, 10880), (1904, 9640), (1928, 9520), (2176, 8435), (2240, 8194), (2380, 7712), (2410, 7616), (2720, 6748), (3374, 5440), (3808, 4820), (3856, 4760), (4097, 4480)]