4039100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{239}}^1$

素因数の和:279

約数の個数: 54

約数和(自身を含む): 9530640

約数和(自身を除く): 5491540

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 239, 260, 325, 338, 478, 650, 676, 845, 956, 1195, 1300, 1690, 2390, 3107, 3380, 4225, 4780, 5975, 6214, 8450, 11950, 12428, 15535, 16900, 23900, 31070, 40391, 62140, 77675, 80782, 155350, 161564, 201955, 310700, 403910, 807820, 1009775, 2019550, 4039100]

約数ペア:

[(1, 4039100), (2, 2019550), (4, 1009775), (5, 807820), (10, 403910), (13, 310700), (20, 201955), (25, 161564), (26, 155350), (50, 80782), (52, 77675), (65, 62140), (100, 40391), (130, 31070), (169, 23900), (239, 16900), (260, 15535), (325, 12428), (338, 11950), (478, 8450), (650, 6214), (676, 5975), (845, 4780), (956, 4225), (1195, 3380), (1300, 3107), (1690, 2390)]