20227980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6361}}^1$

素因数の和:6426

約数の個数: 48

約数和(自身を含む): 57716064

約数和(自身を除く): 37488084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 6361, 12722, 19083, 25444, 31805, 38166, 63610, 76332, 95415, 127220, 190830, 337133, 381660, 674266, 1011399, 1348532, 1685665, 2022798, 3371330, 4045596, 5056995, 6742660, 10113990, 20227980]

約数ペア:

[(1, 20227980), (2, 10113990), (3, 6742660), (4, 5056995), (5, 4045596), (6, 3371330), (10, 2022798), (12, 1685665), (15, 1348532), (20, 1011399), (30, 674266), (53, 381660), (60, 337133), (106, 190830), (159, 127220), (212, 95415), (265, 76332), (318, 63610), (530, 38166), (636, 31805), (795, 25444), (1060, 19083), (1590, 12722), (3180, 6361)]