772007380

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1\times {\mathrm{1723}}^1$

素因数の和:2296

約数の個数: 48

約数和(自身を含む): 1663066944

約数和(自身を除く): 891059564

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 521, 860, 1042, 1723, 2084, 2605, 3446, 5210, 6892, 8615, 10420, 17230, 22403, 34460, 44806, 74089, 89612, 112015, 148178, 224030, 296356, 370445, 448060, 740890, 897683, 1481780, 1795366, 3590732, 4488415, 8976830, 17953660, 38600369, 77200738, 154401476, 193001845, 386003690, 772007380]

約数ペア:

[(1, 772007380), (2, 386003690), (4, 193001845), (5, 154401476), (10, 77200738), (20, 38600369), (43, 17953660), (86, 8976830), (172, 4488415), (215, 3590732), (430, 1795366), (521, 1481780), (860, 897683), (1042, 740890), (1723, 448060), (2084, 370445), (2605, 296356), (3446, 224030), (5210, 148178), (6892, 112015), (8615, 89612), (10420, 74089), (17230, 44806), (22403, 34460)]