28591980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{10139}}^1$

素因数の和:10198

約数の個数: 48

約数和(自身を含む): 81768960

約数和(自身を除く): 53176980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 10139, 20278, 30417, 40556, 50695, 60834, 101390, 121668, 152085, 202780, 304170, 476533, 608340, 953066, 1429599, 1906132, 2382665, 2859198, 4765330, 5718396, 7147995, 9530660, 14295990, 28591980]

約数ペア:

[(1, 28591980), (2, 14295990), (3, 9530660), (4, 7147995), (5, 5718396), (6, 4765330), (10, 2859198), (12, 2382665), (15, 1906132), (20, 1429599), (30, 953066), (47, 608340), (60, 476533), (94, 304170), (141, 202780), (188, 152085), (235, 121668), (282, 101390), (470, 60834), (564, 50695), (705, 40556), (940, 30417), (1410, 20278), (2820, 10139)]