1020558120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{64921}}^1$

素因数の和:65066

約数の個数: 64

約数和(自身を含む): 3085093440

約数和(自身を除く): 2064535320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 15720, 64921, 129842, 194763, 259684, 324605, 389526, 519368, 649210, 779052, 973815, 1298420, 1558104, 1947630, 2596840, 3895260, 7790520, 8504651, 17009302, 25513953, 34018604, 42523255, 51027906, 68037208, 85046510, 102055812, 127569765, 170093020, 204111624, 255139530, 340186040, 510279060, 1020558120]

約数ペア:

[(1, 1020558120), (2, 510279060), (3, 340186040), (4, 255139530), (5, 204111624), (6, 170093020), (8, 127569765), (10, 102055812), (12, 85046510), (15, 68037208), (20, 51027906), (24, 42523255), (30, 34018604), (40, 25513953), (60, 17009302), (120, 8504651), (131, 7790520), (262, 3895260), (393, 2596840), (524, 1947630), (655, 1558104), (786, 1298420), (1048, 973815), (1310, 779052), (1572, 649210), (1965, 519368), (2620, 389526), (3144, 324605), (3930, 259684), (5240, 194763), (7860, 129842), (15720, 64921)]