28796360

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19457}}^1$

素因数の和:19505

約数の個数: 32

約数和(自身を含む): 66546360

約数和(自身を除く): 37750000

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 19457, 38914, 77828, 97285, 155656, 194570, 389140, 719909, 778280, 1439818, 2879636, 3599545, 5759272, 7199090, 14398180, 28796360]

約数ペア:

[(1, 28796360), (2, 14398180), (4, 7199090), (5, 5759272), (8, 3599545), (10, 2879636), (20, 1439818), (37, 778280), (40, 719909), (74, 389140), (148, 194570), (185, 155656), (296, 97285), (370, 77828), (740, 38914), (1480, 19457)]