7345780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1487}}^1$

素因数の和:1528

約数の個数: 48

約数和(自身を含む): 17498880

約数和(自身を除く): 10153100

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 1487, 2470, 2974, 4940, 5948, 7435, 14870, 19331, 28253, 29740, 38662, 56506, 77324, 96655, 113012, 141265, 193310, 282530, 367289, 386620, 565060, 734578, 1469156, 1836445, 3672890, 7345780]

約数ペア:

[(1, 7345780), (2, 3672890), (4, 1836445), (5, 1469156), (10, 734578), (13, 565060), (19, 386620), (20, 367289), (26, 282530), (38, 193310), (52, 141265), (65, 113012), (76, 96655), (95, 77324), (130, 56506), (190, 38662), (247, 29740), (260, 28253), (380, 19331), (494, 14870), (988, 7435), (1235, 5948), (1487, 4940), (2470, 2974)]