20472690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{733}}^1$

素因数の和:776

約数の個数: 96

約数和(自身を含む): 60246720

約数和(自身を除く): 39774030

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 49, 57, 70, 95, 98, 105, 114, 133, 147, 190, 210, 245, 266, 285, 294, 399, 490, 570, 665, 733, 735, 798, 931, 1330, 1466, 1470, 1862, 1995, 2199, 2793, 3665, 3990, 4398, 4655, 5131, 5586, 7330, 9310, 10262, 10995, 13927, 13965, 15393, 21990, 25655, 27854, 27930, 30786, 35917, 41781, 51310, 69635, 71834, 76965, 83562, 97489, 107751, 139270, 153930, 179585, 194978, 208905, 215502, 292467, 359170, 417810, 487445, 538755, 584934, 682423, 974890, 1077510, 1364846, 1462335, 2047269, 2924670, 3412115, 4094538, 6824230, 10236345, 20472690]

約数ペア:

[(1, 20472690), (2, 10236345), (3, 6824230), (5, 4094538), (6, 3412115), (7, 2924670), (10, 2047269), (14, 1462335), (15, 1364846), (19, 1077510), (21, 974890), (30, 682423), (35, 584934), (38, 538755), (42, 487445), (49, 417810), (57, 359170), (70, 292467), (95, 215502), (98, 208905), (105, 194978), (114, 179585), (133, 153930), (147, 139270), (190, 107751), (210, 97489), (245, 83562), (266, 76965), (285, 71834), (294, 69635), (399, 51310), (490, 41781), (570, 35917), (665, 30786), (733, 27930), (735, 27854), (798, 25655), (931, 21990), (1330, 15393), (1466, 13965), (1470, 13927), (1862, 10995), (1995, 10262), (2199, 9310), (2793, 7330), (3665, 5586), (3990, 5131), (4398, 4655)]