20315103680

素因数分解:

$2^6\times 5^1\times {\mathrm{2063}}^1\times {\mathrm{30773}}^1$

素因数の和:32853

約数の個数: 56

約数和(自身を含む): 48400362432

約数和(自身を除く): 28085258752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2063, 4126, 8252, 10315, 16504, 20630, 30773, 33008, 41260, 61546, 66016, 82520, 123092, 132032, 153865, 165040, 246184, 307730, 330080, 492368, 615460, 660160, 984736, 1230920, 1969472, 2461840, 4923680, 9847360, 63484699, 126969398, 253938796, 317423495, 507877592, 634846990, 1015755184, 1269693980, 2031510368, 2539387960, 4063020736, 5078775920, 10157551840, 20315103680]

約数ペア:

[(1, 20315103680), (2, 10157551840), (4, 5078775920), (5, 4063020736), (8, 2539387960), (10, 2031510368), (16, 1269693980), (20, 1015755184), (32, 634846990), (40, 507877592), (64, 317423495), (80, 253938796), (160, 126969398), (320, 63484699), (2063, 9847360), (4126, 4923680), (8252, 2461840), (10315, 1969472), (16504, 1230920), (20630, 984736), (30773, 660160), (33008, 615460), (41260, 492368), (61546, 330080), (66016, 307730), (82520, 246184), (123092, 165040), (132032, 153865)]