19561399240

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{599}}^1\times {\mathrm{4561}}^1$

素因数の和:5350

約数の個数: 64

約数和(自身を含む): 44342640000

約数和(自身を除く): 24781240760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 599, 716, 895, 1198, 1432, 1790, 2396, 2995, 3580, 4561, 4792, 5990, 7160, 9122, 11980, 18244, 22805, 23960, 36488, 45610, 91220, 107221, 182440, 214442, 428884, 536105, 816419, 857768, 1072210, 1632838, 2144420, 2732039, 3265676, 4082095, 4288840, 5464078, 6531352, 8164190, 10928156, 13660195, 16328380, 21856312, 27320390, 32656760, 54640780, 109281560, 489034981, 978069962, 1956139924, 2445174905, 3912279848, 4890349810, 9780699620, 19561399240]

約数ペア:

[(1, 19561399240), (2, 9780699620), (4, 4890349810), (5, 3912279848), (8, 2445174905), (10, 1956139924), (20, 978069962), (40, 489034981), (179, 109281560), (358, 54640780), (599, 32656760), (716, 27320390), (895, 21856312), (1198, 16328380), (1432, 13660195), (1790, 10928156), (2396, 8164190), (2995, 6531352), (3580, 5464078), (4561, 4288840), (4792, 4082095), (5990, 3265676), (7160, 2732039), (9122, 2144420), (11980, 1632838), (18244, 1072210), (22805, 857768), (23960, 816419), (36488, 536105), (45610, 428884), (91220, 214442), (107221, 182440)]