746990540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{20533}}^1$

素因数の和:20666

約数の個数: 48

約数和(自身を含む): 1676560032

約数和(自身を除く): 929569492

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 107, 170, 214, 340, 428, 535, 1070, 1819, 2140, 3638, 7276, 9095, 18190, 20533, 36380, 41066, 82132, 102665, 205330, 349061, 410660, 698122, 1396244, 1745305, 2197031, 3490610, 4394062, 6981220, 8788124, 10985155, 21970310, 37349527, 43940620, 74699054, 149398108, 186747635, 373495270, 746990540]

約数ペア:

[(1, 746990540), (2, 373495270), (4, 186747635), (5, 149398108), (10, 74699054), (17, 43940620), (20, 37349527), (34, 21970310), (68, 10985155), (85, 8788124), (107, 6981220), (170, 4394062), (214, 3490610), (340, 2197031), (428, 1745305), (535, 1396244), (1070, 698122), (1819, 410660), (2140, 349061), (3638, 205330), (7276, 102665), (9095, 82132), (18190, 41066), (20533, 36380)]