48590980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1801}}^1$

素因数の和:1900

約数の個数: 48

約数和(自身を含む): 108984960

約数和(自身を除く): 60393980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 1801, 2698, 3602, 5396, 6745, 7204, 9005, 13490, 18010, 26980, 34219, 36020, 68438, 127871, 136876, 171095, 255742, 342190, 511484, 639355, 684380, 1278710, 2429549, 2557420, 4859098, 9718196, 12147745, 24295490, 48590980]

約数ペア:

[(1, 48590980), (2, 24295490), (4, 12147745), (5, 9718196), (10, 4859098), (19, 2557420), (20, 2429549), (38, 1278710), (71, 684380), (76, 639355), (95, 511484), (142, 342190), (190, 255742), (284, 171095), (355, 136876), (380, 127871), (710, 68438), (1349, 36020), (1420, 34219), (1801, 26980), (2698, 18010), (3602, 13490), (5396, 9005), (6745, 7204)]