2815670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 6032880

約数和(自身を除く): 3217210

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 179, 242, 286, 358, 605, 715, 895, 1210, 1430, 1573, 1790, 1969, 2327, 3146, 3938, 4654, 7865, 9845, 11635, 15730, 19690, 21659, 23270, 25597, 43318, 51194, 108295, 127985, 216590, 255970, 281567, 563134, 1407835, 2815670]

約数ペア:

[(1, 2815670), (2, 1407835), (5, 563134), (10, 281567), (11, 255970), (13, 216590), (22, 127985), (26, 108295), (55, 51194), (65, 43318), (110, 25597), (121, 23270), (130, 21659), (143, 19690), (179, 15730), (242, 11635), (286, 9845), (358, 7865), (605, 4654), (715, 3938), (895, 3146), (1210, 2327), (1430, 1969), (1573, 1790)]