38417680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2213}}^1$

素因数の和:2264

約数の個数: 80

約数和(自身を含む): 105421824

約数和(自身を除く): 67004144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2213, 2480, 3472, 4340, 4426, 8680, 8852, 11065, 15491, 17360, 17704, 22130, 30982, 35408, 44260, 61964, 68603, 77455, 88520, 123928, 137206, 154910, 177040, 247856, 274412, 309820, 343015, 480221, 548824, 619640, 686030, 960442, 1097648, 1239280, 1372060, 1920884, 2401105, 2744120, 3841768, 4802210, 5488240, 7683536, 9604420, 19208840, 38417680]

約数ペア:

[(1, 38417680), (2, 19208840), (4, 9604420), (5, 7683536), (7, 5488240), (8, 4802210), (10, 3841768), (14, 2744120), (16, 2401105), (20, 1920884), (28, 1372060), (31, 1239280), (35, 1097648), (40, 960442), (56, 686030), (62, 619640), (70, 548824), (80, 480221), (112, 343015), (124, 309820), (140, 274412), (155, 247856), (217, 177040), (248, 154910), (280, 137206), (310, 123928), (434, 88520), (496, 77455), (560, 68603), (620, 61964), (868, 44260), (1085, 35408), (1240, 30982), (1736, 22130), (2170, 17704), (2213, 17360), (2480, 15491), (3472, 11065), (4340, 8852), (4426, 8680)]