9669940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{239}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 24756480

約数和(自身を除く): 15086540

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 239, 289, 340, 476, 478, 578, 595, 956, 1156, 1190, 1195, 1445, 1673, 2023, 2380, 2390, 2890, 3346, 4046, 4063, 4780, 5780, 6692, 8092, 8126, 8365, 10115, 16252, 16730, 20230, 20315, 28441, 33460, 40460, 40630, 56882, 69071, 81260, 113764, 138142, 142205, 276284, 284410, 345355, 483497, 568820, 690710, 966994, 1381420, 1933988, 2417485, 4834970, 9669940]

約数ペア:

[(1, 9669940), (2, 4834970), (4, 2417485), (5, 1933988), (7, 1381420), (10, 966994), (14, 690710), (17, 568820), (20, 483497), (28, 345355), (34, 284410), (35, 276284), (68, 142205), (70, 138142), (85, 113764), (119, 81260), (140, 69071), (170, 56882), (238, 40630), (239, 40460), (289, 33460), (340, 28441), (476, 20315), (478, 20230), (578, 16730), (595, 16252), (956, 10115), (1156, 8365), (1190, 8126), (1195, 8092), (1445, 6692), (1673, 5780), (2023, 4780), (2380, 4063), (2390, 4046), (2890, 3346)]