20059620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{6823}}^1$

素因数の和:6849

約数の個数: 72

約数和(自身を含む): 65346624

約数和(自身を除く): 45287004

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 6823, 13646, 20469, 27292, 34115, 40938, 47761, 68230, 81876, 95522, 102345, 136460, 143283, 191044, 204690, 238805, 286566, 334327, 409380, 477610, 573132, 668654, 716415, 955220, 1002981, 1337308, 1432830, 1671635, 2005962, 2865660, 3343270, 4011924, 5014905, 6686540, 10029810, 20059620]

約数ペア:

[(1, 20059620), (2, 10029810), (3, 6686540), (4, 5014905), (5, 4011924), (6, 3343270), (7, 2865660), (10, 2005962), (12, 1671635), (14, 1432830), (15, 1337308), (20, 1002981), (21, 955220), (28, 716415), (30, 668654), (35, 573132), (42, 477610), (49, 409380), (60, 334327), (70, 286566), (84, 238805), (98, 204690), (105, 191044), (140, 143283), (147, 136460), (196, 102345), (210, 95522), (245, 81876), (294, 68230), (420, 47761), (490, 40938), (588, 34115), (735, 27292), (980, 20469), (1470, 13646), (2940, 6823)]