408560464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{37061}}^1$

素因数の和:37135

約数の個数: 40

約数和(自身を含む): 868585032

約数和(自身を除く): 460024568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 11024, 37061, 74122, 148244, 296488, 481793, 592976, 963586, 1927172, 1964233, 3854344, 3928466, 7708688, 7856932, 15713864, 25535029, 31427728, 51070058, 102140116, 204280232, 408560464]

約数ペア:

[(1, 408560464), (2, 204280232), (4, 102140116), (8, 51070058), (13, 31427728), (16, 25535029), (26, 15713864), (52, 7856932), (53, 7708688), (104, 3928466), (106, 3854344), (208, 1964233), (212, 1927172), (424, 963586), (689, 592976), (848, 481793), (1378, 296488), (2756, 148244), (5512, 74122), (11024, 37061)]