20683560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10139}}^1$

素因数の和:10170

約数の個数: 64

約数和(自身を含む): 65707200

約数和(自身を除く): 45023640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 10139, 20278, 30417, 40556, 50695, 60834, 81112, 101390, 121668, 152085, 172363, 202780, 243336, 304170, 344726, 405560, 517089, 608340, 689452, 861815, 1034178, 1216680, 1378904, 1723630, 2068356, 2585445, 3447260, 4136712, 5170890, 6894520, 10341780, 20683560]

約数ペア:

[(1, 20683560), (2, 10341780), (3, 6894520), (4, 5170890), (5, 4136712), (6, 3447260), (8, 2585445), (10, 2068356), (12, 1723630), (15, 1378904), (17, 1216680), (20, 1034178), (24, 861815), (30, 689452), (34, 608340), (40, 517089), (51, 405560), (60, 344726), (68, 304170), (85, 243336), (102, 202780), (120, 172363), (136, 152085), (170, 121668), (204, 101390), (255, 81112), (340, 60834), (408, 50695), (510, 40556), (680, 30417), (1020, 20278), (2040, 10139)]