89366420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31247}}^1$

素因数の和:31280

約数の個数: 48

約数和(自身を含む): 220485888

約数和(自身を除く): 131119468

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, 31247, 62494, 124988, 156235, 312470, 343717, 406211, 624940, 687434, 812422, 1374868, 1624844, 1718585, 2031055, 3437170, 4062110, 4468321, 6874340, 8124220, 8936642, 17873284, 22341605, 44683210, 89366420]

約数ペア:

[(1, 89366420), (2, 44683210), (4, 22341605), (5, 17873284), (10, 8936642), (11, 8124220), (13, 6874340), (20, 4468321), (22, 4062110), (26, 3437170), (44, 2031055), (52, 1718585), (55, 1624844), (65, 1374868), (110, 812422), (130, 687434), (143, 624940), (220, 406211), (260, 343717), (286, 312470), (572, 156235), (715, 124988), (1430, 62494), (2860, 31247)]