817123360

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{300413}}^1$

素因数の和:300445

約数の個数: 48

約数和(自身を含む): 2044016856

約数和(自身を除く): 1226893496

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 300413, 600826, 1201652, 1502065, 2403304, 3004130, 4806608, 5107021, 6008260, 9613216, 10214042, 12016520, 20428084, 24033040, 25535105, 40856168, 48066080, 51070210, 81712336, 102140420, 163424672, 204280840, 408561680, 817123360]

約数ペア:

[(1, 817123360), (2, 408561680), (4, 204280840), (5, 163424672), (8, 102140420), (10, 81712336), (16, 51070210), (17, 48066080), (20, 40856168), (32, 25535105), (34, 24033040), (40, 20428084), (68, 12016520), (80, 10214042), (85, 9613216), (136, 6008260), (160, 5107021), (170, 4806608), (272, 3004130), (340, 2403304), (544, 1502065), (680, 1201652), (1360, 600826), (2720, 300413)]