720466430

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{12611}}^1$

素因数の和:12844

約数の個数: 32

約数和(自身を含む): 1348475040

約数和(自身を除く): 628008610

約数列:

[1, 2, 5, 10, 29, 58, 145, 197, 290, 394, 985, 1970, 5713, 11426, 12611, 25222, 28565, 57130, 63055, 126110, 365719, 731438, 1828595, 2484367, 3657190, 4968734, 12421835, 24843670, 72046643, 144093286, 360233215, 720466430]

約数ペア:

[(1, 720466430), (2, 360233215), (5, 144093286), (10, 72046643), (29, 24843670), (58, 12421835), (145, 4968734), (197, 3657190), (290, 2484367), (394, 1828595), (985, 731438), (1970, 365719), (5713, 126110), (11426, 63055), (12611, 57130), (25222, 28565)]