4205960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{79}}^1$

素因数の和:123

約数の個数: 64

約数和(自身を含む): 10540800

約数和(自身を除く): 6334840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 110, 121, 158, 220, 242, 316, 395, 440, 484, 605, 632, 790, 869, 968, 1210, 1331, 1580, 1738, 2420, 2662, 3160, 3476, 4345, 4840, 5324, 6655, 6952, 8690, 9559, 10648, 13310, 17380, 19118, 26620, 34760, 38236, 47795, 53240, 76472, 95590, 105149, 191180, 210298, 382360, 420596, 525745, 841192, 1051490, 2102980, 4205960]

約数ペア:

[(1, 4205960), (2, 2102980), (4, 1051490), (5, 841192), (8, 525745), (10, 420596), (11, 382360), (20, 210298), (22, 191180), (40, 105149), (44, 95590), (55, 76472), (79, 53240), (88, 47795), (110, 38236), (121, 34760), (158, 26620), (220, 19118), (242, 17380), (316, 13310), (395, 10648), (440, 9559), (484, 8690), (605, 6952), (632, 6655), (790, 5324), (869, 4840), (968, 4345), (1210, 3476), (1331, 3160), (1580, 2662), (1738, 2420)]