23890280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 32096920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 59, 106, 118, 191, 212, 236, 265, 295, 382, 424, 472, 530, 590, 764, 955, 1060, 1180, 1528, 1910, 2120, 2360, 3127, 3820, 6254, 7640, 10123, 11269, 12508, 15635, 20246, 22538, 25016, 31270, 40492, 45076, 50615, 56345, 62540, 80984, 90152, 101230, 112690, 125080, 202460, 225380, 404920, 450760, 597257, 1194514, 2389028, 2986285, 4778056, 5972570, 11945140, 23890280]

約数ペア:

[(1, 23890280), (2, 11945140), (4, 5972570), (5, 4778056), (8, 2986285), (10, 2389028), (20, 1194514), (40, 597257), (53, 450760), (59, 404920), (106, 225380), (118, 202460), (191, 125080), (212, 112690), (236, 101230), (265, 90152), (295, 80984), (382, 62540), (424, 56345), (472, 50615), (530, 45076), (590, 40492), (764, 31270), (955, 25016), (1060, 22538), (1180, 20246), (1528, 15635), (1910, 12508), (2120, 11269), (2360, 10123), (3127, 7640), (3820, 6254)]