20190622460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{900563}}^1$

素因数の和:900650

約数の個数: 48

約数和(自身を含む): 45388425600

約数和(自身を除く): 25197803140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 4484, 5605, 11210, 22420, 900563, 1801126, 3602252, 4502815, 9005630, 17110697, 18011260, 34221394, 53133217, 68442788, 85553485, 106266434, 171106970, 212532868, 265666085, 342213940, 531332170, 1009531123, 1062664340, 2019062246, 4038124492, 5047655615, 10095311230, 20190622460]

約数ペア:

[(1, 20190622460), (2, 10095311230), (4, 5047655615), (5, 4038124492), (10, 2019062246), (19, 1062664340), (20, 1009531123), (38, 531332170), (59, 342213940), (76, 265666085), (95, 212532868), (118, 171106970), (190, 106266434), (236, 85553485), (295, 68442788), (380, 53133217), (590, 34221394), (1121, 18011260), (1180, 17110697), (2242, 9005630), (4484, 4502815), (5605, 3602252), (11210, 1801126), (22420, 900563)]