30783940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8231}}^1$

素因数の和:8268

約数の個数: 48

約数和(自身を含む): 74680704

約数和(自身を除く): 43896764

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 8231, 16462, 32924, 41155, 82310, 90541, 139927, 164620, 181082, 279854, 362164, 452705, 559708, 699635, 905410, 1399270, 1539197, 1810820, 2798540, 3078394, 6156788, 7695985, 15391970, 30783940]

約数ペア:

[(1, 30783940), (2, 15391970), (4, 7695985), (5, 6156788), (10, 3078394), (11, 2798540), (17, 1810820), (20, 1539197), (22, 1399270), (34, 905410), (44, 699635), (55, 559708), (68, 452705), (85, 362164), (110, 279854), (170, 181082), (187, 164620), (220, 139927), (340, 90541), (374, 82310), (748, 41155), (935, 32924), (1870, 16462), (3740, 8231)]