2470988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 5103840

約数和(自身を除く): 2632852

約数列:

[1, 2, 4, 13, 19, 26, 38, 41, 52, 61, 76, 82, 122, 164, 244, 247, 494, 533, 779, 793, 988, 1066, 1159, 1558, 1586, 2132, 2318, 2501, 3116, 3172, 4636, 5002, 10004, 10127, 15067, 20254, 30134, 32513, 40508, 47519, 60268, 65026, 95038, 130052, 190076, 617747, 1235494, 2470988]

約数ペア:

[(1, 2470988), (2, 1235494), (4, 617747), (13, 190076), (19, 130052), (26, 95038), (38, 65026), (41, 60268), (52, 47519), (61, 40508), (76, 32513), (82, 30134), (122, 20254), (164, 15067), (244, 10127), (247, 10004), (494, 5002), (533, 4636), (779, 3172), (793, 3116), (988, 2501), (1066, 2318), (1159, 2132), (1558, 1586)]