4394011180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{55049}}^1$

素因数の和:55378

約数の個数: 48

約数和(自身を含む): 9969775200

約数和(自身を除く): 5575764020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 307, 614, 1228, 1535, 3070, 3991, 6140, 7982, 15964, 19955, 39910, 55049, 79820, 110098, 220196, 275245, 550490, 715637, 1100980, 1431274, 2862548, 3578185, 7156370, 14312740, 16900043, 33800086, 67600172, 84500215, 169000430, 219700559, 338000860, 439401118, 878802236, 1098502795, 2197005590, 4394011180]

約数ペア:

[(1, 4394011180), (2, 2197005590), (4, 1098502795), (5, 878802236), (10, 439401118), (13, 338000860), (20, 219700559), (26, 169000430), (52, 84500215), (65, 67600172), (130, 33800086), (260, 16900043), (307, 14312740), (614, 7156370), (1228, 3578185), (1535, 2862548), (3070, 1431274), (3991, 1100980), (6140, 715637), (7982, 550490), (15964, 275245), (19955, 220196), (39910, 110098), (55049, 79820)]