20293650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3469}}^1$

素因数の和:3500

約数の個数: 72

約数和(自身を含む): 58733220

約数和(自身を除く): 38439570

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 3469, 5850, 6938, 10407, 17345, 20814, 31221, 34690, 45097, 52035, 62442, 86725, 90194, 104070, 135291, 156105, 173450, 225485, 260175, 270582, 312210, 405873, 450970, 520350, 676455, 780525, 811746, 1127425, 1352910, 1561050, 2029365, 2254850, 3382275, 4058730, 6764550, 10146825, 20293650]

約数ペア:

[(1, 20293650), (2, 10146825), (3, 6764550), (5, 4058730), (6, 3382275), (9, 2254850), (10, 2029365), (13, 1561050), (15, 1352910), (18, 1127425), (25, 811746), (26, 780525), (30, 676455), (39, 520350), (45, 450970), (50, 405873), (65, 312210), (75, 270582), (78, 260175), (90, 225485), (117, 173450), (130, 156105), (150, 135291), (195, 104070), (225, 90194), (234, 86725), (325, 62442), (390, 52035), (450, 45097), (585, 34690), (650, 31221), (975, 20814), (1170, 17345), (1950, 10407), (2925, 6938), (3469, 5850)]