2520320

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 6622560

約数和(自身を除く): 4102240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 179, 220, 256, 320, 352, 358, 440, 640, 704, 716, 880, 895, 1280, 1408, 1432, 1760, 1790, 1969, 2816, 2864, 3520, 3580, 3938, 5728, 7040, 7160, 7876, 9845, 11456, 14080, 14320, 15752, 19690, 22912, 28640, 31504, 39380, 45824, 57280, 63008, 78760, 114560, 126016, 157520, 229120, 252032, 315040, 504064, 630080, 1260160, 2520320]

約数ペア:

[(1, 2520320), (2, 1260160), (4, 630080), (5, 504064), (8, 315040), (10, 252032), (11, 229120), (16, 157520), (20, 126016), (22, 114560), (32, 78760), (40, 63008), (44, 57280), (55, 45824), (64, 39380), (80, 31504), (88, 28640), (110, 22912), (128, 19690), (160, 15752), (176, 14320), (179, 14080), (220, 11456), (256, 9845), (320, 7876), (352, 7160), (358, 7040), (440, 5728), (640, 3938), (704, 3580), (716, 3520), (880, 2864), (895, 2816), (1280, 1969), (1408, 1790), (1432, 1760)]