20193725880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{555383}}^1$

素因数の和:555501

約数の個数: 96

約数和(自身を含む): 66279526560

約数和(自身を除く): 46085800680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 101, 120, 180, 202, 303, 360, 404, 505, 606, 808, 909, 1010, 1212, 1515, 1818, 2020, 2424, 3030, 3636, 4040, 4545, 6060, 7272, 9090, 12120, 18180, 36360, 555383, 1110766, 1666149, 2221532, 2776915, 3332298, 4443064, 4998447, 5553830, 6664596, 8330745, 9996894, 11107660, 13329192, 16661490, 19993788, 22215320, 24992235, 33322980, 39987576, 49984470, 56093683, 66645960, 99968940, 112187366, 168281049, 199937880, 224374732, 280468415, 336562098, 448749464, 504843147, 560936830, 673124196, 841405245, 1009686294, 1121873660, 1346248392, 1682810490, 2019372588, 2243747320, 2524215735, 3365620980, 4038745176, 5048431470, 6731241960, 10096862940, 20193725880]

約数ペア:

[(1, 20193725880), (2, 10096862940), (3, 6731241960), (4, 5048431470), (5, 4038745176), (6, 3365620980), (8, 2524215735), (9, 2243747320), (10, 2019372588), (12, 1682810490), (15, 1346248392), (18, 1121873660), (20, 1009686294), (24, 841405245), (30, 673124196), (36, 560936830), (40, 504843147), (45, 448749464), (60, 336562098), (72, 280468415), (90, 224374732), (101, 199937880), (120, 168281049), (180, 112187366), (202, 99968940), (303, 66645960), (360, 56093683), (404, 49984470), (505, 39987576), (606, 33322980), (808, 24992235), (909, 22215320), (1010, 19993788), (1212, 16661490), (1515, 13329192), (1818, 11107660), (2020, 9996894), (2424, 8330745), (3030, 6664596), (3636, 5553830), (4040, 4998447), (4545, 4443064), (6060, 3332298), (7272, 2776915), (9090, 2221532), (12120, 1666149), (18180, 1110766), (36360, 555383)]