13971068840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{46751}}^1$

素因数の和:47034

約数の個数: 64

約数和(自身を含む): 32584273920

約数和(自身を除く): 18613205080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 241, 248, 310, 482, 620, 964, 1205, 1240, 1928, 2410, 4820, 7471, 9640, 14942, 29884, 37355, 46751, 59768, 74710, 93502, 149420, 187004, 233755, 298840, 374008, 467510, 935020, 1449281, 1870040, 2898562, 5797124, 7246405, 11266991, 11594248, 14492810, 22533982, 28985620, 45067964, 56334955, 57971240, 90135928, 112669910, 225339820, 349276721, 450679640, 698553442, 1397106884, 1746383605, 2794213768, 3492767210, 6985534420, 13971068840]

約数ペア:

[(1, 13971068840), (2, 6985534420), (4, 3492767210), (5, 2794213768), (8, 1746383605), (10, 1397106884), (20, 698553442), (31, 450679640), (40, 349276721), (62, 225339820), (124, 112669910), (155, 90135928), (241, 57971240), (248, 56334955), (310, 45067964), (482, 28985620), (620, 22533982), (964, 14492810), (1205, 11594248), (1240, 11266991), (1928, 7246405), (2410, 5797124), (4820, 2898562), (7471, 1870040), (9640, 1449281), (14942, 935020), (29884, 467510), (37355, 374008), (46751, 298840), (59768, 233755), (74710, 187004), (93502, 149420)]