1330234780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{49747}}^1$

素因数の和:49954

約数の個数: 48

約数和(自身を含む): 3209342976

約数和(自身を除く): 1879108196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 382, 764, 955, 1337, 1910, 2674, 3820, 5348, 6685, 13370, 26740, 49747, 99494, 198988, 248735, 348229, 497470, 696458, 994940, 1392916, 1741145, 3482290, 6964580, 9501677, 19003354, 38006708, 47508385, 66511739, 95016770, 133023478, 190033540, 266046956, 332558695, 665117390, 1330234780]

約数ペア:

[(1, 1330234780), (2, 665117390), (4, 332558695), (5, 266046956), (7, 190033540), (10, 133023478), (14, 95016770), (20, 66511739), (28, 47508385), (35, 38006708), (70, 19003354), (140, 9501677), (191, 6964580), (382, 3482290), (764, 1741145), (955, 1392916), (1337, 994940), (1910, 696458), (2674, 497470), (3820, 348229), (5348, 248735), (6685, 198988), (13370, 99494), (26740, 49747)]