42496040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{797}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 101122560

約数和(自身を除く): 58626520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 620, 797, 860, 1240, 1333, 1594, 1720, 2666, 3188, 3985, 5332, 6376, 6665, 7970, 10664, 13330, 15940, 24707, 26660, 31880, 34271, 49414, 53320, 68542, 98828, 123535, 137084, 171355, 197656, 247070, 274168, 342710, 494140, 685420, 988280, 1062401, 1370840, 2124802, 4249604, 5312005, 8499208, 10624010, 21248020, 42496040]

約数ペア:

[(1, 42496040), (2, 21248020), (4, 10624010), (5, 8499208), (8, 5312005), (10, 4249604), (20, 2124802), (31, 1370840), (40, 1062401), (43, 988280), (62, 685420), (86, 494140), (124, 342710), (155, 274168), (172, 247070), (215, 197656), (248, 171355), (310, 137084), (344, 123535), (430, 98828), (620, 68542), (797, 53320), (860, 49414), (1240, 34271), (1333, 31880), (1594, 26660), (1720, 24707), (2666, 15940), (3188, 13330), (3985, 10664), (5332, 7970), (6376, 6665)]