28264210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11443}}^1$

素因数の和:11482

約数の個数: 32

約数和(自身を含む): 57677760

約数和(自身を除く): 29413550

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 11443, 22886, 57215, 114430, 148759, 217417, 297518, 434834, 743795, 1087085, 1487590, 2174170, 2826421, 5652842, 14132105, 28264210]

約数ペア:

[(1, 28264210), (2, 14132105), (5, 5652842), (10, 2826421), (13, 2174170), (19, 1487590), (26, 1087085), (38, 743795), (65, 434834), (95, 297518), (130, 217417), (190, 148759), (247, 114430), (494, 57215), (1235, 22886), (2470, 11443)]