9737780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 22996512

約数和(自身を除く): 13258732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 67, 86, 130, 134, 169, 172, 215, 260, 268, 335, 338, 430, 559, 670, 676, 845, 860, 871, 1118, 1340, 1690, 1742, 2236, 2795, 2881, 3380, 3484, 4355, 5590, 5762, 7267, 8710, 11180, 11323, 11524, 14405, 14534, 17420, 22646, 28810, 29068, 36335, 37453, 45292, 56615, 57620, 72670, 74906, 113230, 145340, 149812, 187265, 226460, 374530, 486889, 749060, 973778, 1947556, 2434445, 4868890, 9737780]

約数ペア:

[(1, 9737780), (2, 4868890), (4, 2434445), (5, 1947556), (10, 973778), (13, 749060), (20, 486889), (26, 374530), (43, 226460), (52, 187265), (65, 149812), (67, 145340), (86, 113230), (130, 74906), (134, 72670), (169, 57620), (172, 56615), (215, 45292), (260, 37453), (268, 36335), (335, 29068), (338, 28810), (430, 22646), (559, 17420), (670, 14534), (676, 14405), (845, 11524), (860, 11323), (871, 11180), (1118, 8710), (1340, 7267), (1690, 5762), (1742, 5590), (2236, 4355), (2795, 3484), (2881, 3380)]