22557860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1637}}^1$

素因数の和:1712

約数の個数: 48

約数和(自身を含む): 52009776

約数和(自身を除く): 29451916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 1637, 2756, 3274, 3445, 6548, 6890, 8185, 13780, 16370, 21281, 32740, 42562, 85124, 86761, 106405, 173522, 212810, 347044, 425620, 433805, 867610, 1127893, 1735220, 2255786, 4511572, 5639465, 11278930, 22557860]

約数ペア:

[(1, 22557860), (2, 11278930), (4, 5639465), (5, 4511572), (10, 2255786), (13, 1735220), (20, 1127893), (26, 867610), (52, 433805), (53, 425620), (65, 347044), (106, 212810), (130, 173522), (212, 106405), (260, 86761), (265, 85124), (530, 42562), (689, 32740), (1060, 21281), (1378, 16370), (1637, 13780), (2756, 8185), (3274, 6890), (3445, 6548)]