252321860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{7541}}^1$

素因数の和:7796

約数の個数: 48

約数和(自身を含む): 608186880

約数和(自身を除く): 355865020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 956, 1195, 1673, 2390, 3346, 4780, 6692, 7541, 8365, 15082, 16730, 30164, 33460, 37705, 52787, 75410, 105574, 150820, 211148, 263935, 527870, 1055740, 1802299, 3604598, 7209196, 9011495, 12616093, 18022990, 25232186, 36045980, 50464372, 63080465, 126160930, 252321860]

約数ペア:

[(1, 252321860), (2, 126160930), (4, 63080465), (5, 50464372), (7, 36045980), (10, 25232186), (14, 18022990), (20, 12616093), (28, 9011495), (35, 7209196), (70, 3604598), (140, 1802299), (239, 1055740), (478, 527870), (956, 263935), (1195, 211148), (1673, 150820), (2390, 105574), (3346, 75410), (4780, 52787), (6692, 37705), (7541, 33460), (8365, 30164), (15082, 16730)]