19766040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23531}}^1$

素因数の和:23552

約数の個数: 64

約数和(自身を含む): 67772160

約数和(自身を除く): 48006120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 23531, 47062, 70593, 94124, 117655, 141186, 164717, 188248, 235310, 282372, 329434, 352965, 470620, 494151, 564744, 658868, 705930, 823585, 941240, 988302, 1317736, 1411860, 1647170, 1976604, 2470755, 2823720, 3294340, 3953208, 4941510, 6588680, 9883020, 19766040]

約数ペア:

[(1, 19766040), (2, 9883020), (3, 6588680), (4, 4941510), (5, 3953208), (6, 3294340), (7, 2823720), (8, 2470755), (10, 1976604), (12, 1647170), (14, 1411860), (15, 1317736), (20, 988302), (21, 941240), (24, 823585), (28, 705930), (30, 658868), (35, 564744), (40, 494151), (42, 470620), (56, 352965), (60, 329434), (70, 282372), (84, 235310), (105, 188248), (120, 164717), (140, 141186), (168, 117655), (210, 94124), (280, 70593), (420, 47062), (840, 23531)]