20146780940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7044329}}^1$

素因数の和:7044362

約数の個数: 48

約数和(自身を含む): 49704792480

約数和(自身を除く): 29558011540

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 7044329, 14088658, 28177316, 35221645, 70443290, 77487619, 91576277, 140886580, 154975238, 183152554, 309950476, 366305108, 387438095, 457881385, 774876190, 915762770, 1007339047, 1549752380, 1831525540, 2014678094, 4029356188, 5036695235, 10073390470, 20146780940]

約数ペア:

[(1, 20146780940), (2, 10073390470), (4, 5036695235), (5, 4029356188), (10, 2014678094), (11, 1831525540), (13, 1549752380), (20, 1007339047), (22, 915762770), (26, 774876190), (44, 457881385), (52, 387438095), (55, 366305108), (65, 309950476), (110, 183152554), (130, 154975238), (143, 140886580), (220, 91576277), (260, 77487619), (286, 70443290), (572, 35221645), (715, 28177316), (1430, 14088658), (2860, 7044329)]