42771820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 112444416

約数和(自身を除く): 69672596

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 71, 91, 130, 140, 142, 182, 260, 284, 331, 355, 364, 455, 497, 662, 710, 910, 923, 994, 1324, 1420, 1655, 1820, 1846, 1988, 2317, 2485, 3310, 3692, 4303, 4615, 4634, 4970, 6461, 6620, 8606, 9230, 9268, 9940, 11585, 12922, 17212, 18460, 21515, 23170, 23501, 25844, 30121, 32305, 43030, 46340, 47002, 60242, 64610, 86060, 94004, 117505, 120484, 129220, 150605, 164507, 235010, 301210, 305513, 329014, 470020, 602420, 611026, 658028, 822535, 1222052, 1527565, 1645070, 2138591, 3055130, 3290140, 4277182, 6110260, 8554364, 10692955, 21385910, 42771820]

約数ペア:

[(1, 42771820), (2, 21385910), (4, 10692955), (5, 8554364), (7, 6110260), (10, 4277182), (13, 3290140), (14, 3055130), (20, 2138591), (26, 1645070), (28, 1527565), (35, 1222052), (52, 822535), (65, 658028), (70, 611026), (71, 602420), (91, 470020), (130, 329014), (140, 305513), (142, 301210), (182, 235010), (260, 164507), (284, 150605), (331, 129220), (355, 120484), (364, 117505), (455, 94004), (497, 86060), (662, 64610), (710, 60242), (910, 47002), (923, 46340), (994, 43030), (1324, 32305), (1420, 30121), (1655, 25844), (1820, 23501), (1846, 23170), (1988, 21515), (2317, 18460), (2485, 17212), (3310, 12922), (3692, 11585), (4303, 9940), (4615, 9268), (4634, 9230), (4970, 8606), (6461, 6620)]