2878553680

素因数分解:

$2^4\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{32213}}^1$

素因数の和:33343

約数の個数: 40

約数和(自身を含む): 6698836872

約数和(自身を除く): 3820283192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1117, 2234, 4468, 5585, 8936, 11170, 17872, 22340, 32213, 44680, 64426, 89360, 128852, 161065, 257704, 322130, 515408, 644260, 1288520, 2577040, 35981921, 71963842, 143927684, 179909605, 287855368, 359819210, 575710736, 719638420, 1439276840, 2878553680]

約数ペア:

[(1, 2878553680), (2, 1439276840), (4, 719638420), (5, 575710736), (8, 359819210), (10, 287855368), (16, 179909605), (20, 143927684), (40, 71963842), (80, 35981921), (1117, 2577040), (2234, 1288520), (4468, 644260), (5585, 515408), (8936, 322130), (11170, 257704), (17872, 161065), (22340, 128852), (32213, 89360), (44680, 64426)]