42282140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1451}}^1$

素因数の和:1538

約数の個数: 48

約数和(自身を含む): 93671424

約数和(自身を除く): 51389284

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 235, 310, 470, 620, 940, 1451, 1457, 2902, 2914, 5804, 5828, 7255, 7285, 14510, 14570, 29020, 29140, 44981, 68197, 89962, 136394, 179924, 224905, 272788, 340985, 449810, 681970, 899620, 1363940, 2114107, 4228214, 8456428, 10570535, 21141070, 42282140]

約数ペア:

[(1, 42282140), (2, 21141070), (4, 10570535), (5, 8456428), (10, 4228214), (20, 2114107), (31, 1363940), (47, 899620), (62, 681970), (94, 449810), (124, 340985), (155, 272788), (188, 224905), (235, 179924), (310, 136394), (470, 89962), (620, 68197), (940, 44981), (1451, 29140), (1457, 29020), (2902, 14570), (2914, 14510), (5804, 7285), (5828, 7255)]