2999990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2521}}^1$

素因数の和:2552

約数の個数: 32

約数和(自身を含む): 6537024

約数和(自身を除く): 3537034

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 2521, 5042, 12605, 17647, 25210, 35294, 42857, 85714, 88235, 176470, 214285, 299999, 428570, 599998, 1499995, 2999990]

約数ペア:

[(1, 2999990), (2, 1499995), (5, 599998), (7, 428570), (10, 299999), (14, 214285), (17, 176470), (34, 88235), (35, 85714), (70, 42857), (85, 35294), (119, 25210), (170, 17647), (238, 12605), (595, 5042), (1190, 2521)]