420091490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{461639}}^1$

素因数の和:461666

約数の個数: 32

約数和(自身を含む): 930666240

約数和(自身を除く): 510574750

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 461639, 923278, 2308195, 3231473, 4616390, 6001307, 6462946, 12002614, 16157365, 30006535, 32314730, 42009149, 60013070, 84018298, 210045745, 420091490]

約数ペア:

[(1, 420091490), (2, 210045745), (5, 84018298), (7, 60013070), (10, 42009149), (13, 32314730), (14, 30006535), (26, 16157365), (35, 12002614), (65, 6462946), (70, 6001307), (91, 4616390), (130, 3231473), (182, 2308195), (455, 923278), (910, 461639)]