42904160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20627}}^1$

素因数の和:20655

約数の個数: 48

約数和(自身を含む): 109163376

約数和(自身を除く): 66259216

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 20627, 41254, 82508, 103135, 165016, 206270, 268151, 330032, 412540, 536302, 660064, 825080, 1072604, 1340755, 1650160, 2145208, 2681510, 3300320, 4290416, 5363020, 8580832, 10726040, 21452080, 42904160]

約数ペア:

[(1, 42904160), (2, 21452080), (4, 10726040), (5, 8580832), (8, 5363020), (10, 4290416), (13, 3300320), (16, 2681510), (20, 2145208), (26, 1650160), (32, 1340755), (40, 1072604), (52, 825080), (65, 660064), (80, 536302), (104, 412540), (130, 330032), (160, 268151), (208, 206270), (260, 165016), (416, 103135), (520, 82508), (1040, 41254), (2080, 20627)]