3859940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 9408000

約数和(自身を除く): 5548060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 349, 395, 553, 698, 790, 1106, 1396, 1580, 1745, 2212, 2443, 2765, 3490, 4886, 5530, 6980, 9772, 11060, 12215, 24430, 27571, 48860, 55142, 110284, 137855, 192997, 275710, 385994, 551420, 771988, 964985, 1929970, 3859940]

約数ペア:

[(1, 3859940), (2, 1929970), (4, 964985), (5, 771988), (7, 551420), (10, 385994), (14, 275710), (20, 192997), (28, 137855), (35, 110284), (70, 55142), (79, 48860), (140, 27571), (158, 24430), (316, 12215), (349, 11060), (395, 9772), (553, 6980), (698, 5530), (790, 4886), (1106, 3490), (1396, 2765), (1580, 2443), (1745, 2212)]