22271420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 53222400

約数和(自身を除く): 30950980

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 43, 47, 58, 76, 86, 94, 95, 116, 145, 172, 188, 190, 215, 235, 290, 380, 430, 470, 551, 580, 817, 860, 893, 940, 1102, 1247, 1363, 1634, 1786, 2021, 2204, 2494, 2726, 2755, 3268, 3572, 4042, 4085, 4465, 4988, 5452, 5510, 6235, 6815, 8084, 8170, 8930, 10105, 11020, 12470, 13630, 16340, 17860, 20210, 23693, 24940, 25897, 27260, 38399, 40420, 47386, 51794, 58609, 76798, 94772, 103588, 117218, 118465, 129485, 153596, 191995, 234436, 236930, 258970, 293045, 383990, 473860, 517940, 586090, 767980, 1113571, 1172180, 2227142, 4454284, 5567855, 11135710, 22271420]

約数ペア:

[(1, 22271420), (2, 11135710), (4, 5567855), (5, 4454284), (10, 2227142), (19, 1172180), (20, 1113571), (29, 767980), (38, 586090), (43, 517940), (47, 473860), (58, 383990), (76, 293045), (86, 258970), (94, 236930), (95, 234436), (116, 191995), (145, 153596), (172, 129485), (188, 118465), (190, 117218), (215, 103588), (235, 94772), (290, 76798), (380, 58609), (430, 51794), (470, 47386), (551, 40420), (580, 38399), (817, 27260), (860, 25897), (893, 24940), (940, 23693), (1102, 20210), (1247, 17860), (1363, 16340), (1634, 13630), (1786, 12470), (2021, 11020), (2204, 10105), (2494, 8930), (2726, 8170), (2755, 8084), (3268, 6815), (3572, 6235), (4042, 5510), (4085, 5452), (4465, 4988)]