40074710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 81430272

約数和(自身を除く): 41355562

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 67, 86, 107, 130, 134, 214, 215, 335, 430, 535, 559, 670, 871, 1070, 1118, 1391, 1742, 2782, 2795, 2881, 4355, 4601, 5590, 5762, 6955, 7169, 8710, 9202, 13910, 14338, 14405, 23005, 28810, 35845, 37453, 46010, 59813, 71690, 74906, 93197, 119626, 186394, 187265, 299065, 308267, 374530, 465985, 598130, 616534, 931970, 1541335, 3082670, 4007471, 8014942, 20037355, 40074710]

約数ペア:

[(1, 40074710), (2, 20037355), (5, 8014942), (10, 4007471), (13, 3082670), (26, 1541335), (43, 931970), (65, 616534), (67, 598130), (86, 465985), (107, 374530), (130, 308267), (134, 299065), (214, 187265), (215, 186394), (335, 119626), (430, 93197), (535, 74906), (559, 71690), (670, 59813), (871, 46010), (1070, 37453), (1118, 35845), (1391, 28810), (1742, 23005), (2782, 14405), (2795, 14338), (2881, 13910), (4355, 9202), (4601, 8710), (5590, 7169), (5762, 6955)]