19819947960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1775981}}^1$

素因数の和:1776029

約数の個数: 96

約数和(自身を含む): 66492766080

約数和(自身を除く): 46672818120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 1775981, 3551962, 5327943, 7103924, 8879905, 10655886, 14207848, 15983829, 17759810, 21311772, 26639715, 31967658, 35519620, 42623544, 53279430, 55055411, 63935316, 71039240, 79919145, 106558860, 110110822, 127870632, 159838290, 165166233, 213117720, 220221644, 275277055, 319676580, 330332466, 440443288, 495498699, 550554110, 639353160, 660664932, 825831165, 990997398, 1101108220, 1321329864, 1651662330, 1981994796, 2202216440, 2477493495, 3303324660, 3963989592, 4954986990, 6606649320, 9909973980, 19819947960]

約数ペア:

[(1, 19819947960), (2, 9909973980), (3, 6606649320), (4, 4954986990), (5, 3963989592), (6, 3303324660), (8, 2477493495), (9, 2202216440), (10, 1981994796), (12, 1651662330), (15, 1321329864), (18, 1101108220), (20, 990997398), (24, 825831165), (30, 660664932), (31, 639353160), (36, 550554110), (40, 495498699), (45, 440443288), (60, 330332466), (62, 319676580), (72, 275277055), (90, 220221644), (93, 213117720), (120, 165166233), (124, 159838290), (155, 127870632), (180, 110110822), (186, 106558860), (248, 79919145), (279, 71039240), (310, 63935316), (360, 55055411), (372, 53279430), (465, 42623544), (558, 35519620), (620, 31967658), (744, 26639715), (930, 21311772), (1116, 17759810), (1240, 15983829), (1395, 14207848), (1860, 10655886), (2232, 8879905), (2790, 7103924), (3720, 5327943), (5580, 3551962), (11160, 1775981)]