172104940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{72313}}^1$

素因数の和:72346

約数の個数: 48

約数和(自身を含む): 437355072

約数和(自身を除く): 265250132

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 72313, 144626, 289252, 361565, 506191, 723130, 1012382, 1229321, 1446260, 2024764, 2458642, 2530955, 4917284, 5061910, 6146605, 8605247, 10123820, 12293210, 17210494, 24586420, 34420988, 43026235, 86052470, 172104940]

約数ペア:

[(1, 172104940), (2, 86052470), (4, 43026235), (5, 34420988), (7, 24586420), (10, 17210494), (14, 12293210), (17, 10123820), (20, 8605247), (28, 6146605), (34, 5061910), (35, 4917284), (68, 2530955), (70, 2458642), (85, 2024764), (119, 1446260), (140, 1229321), (170, 1012382), (238, 723130), (340, 506191), (476, 361565), (595, 289252), (1190, 144626), (2380, 72313)]