2019922180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{33587}}^1$

素因数の和:33724

約数の個数: 48

約数和(自身を含む): 4423942656

約数和(自身を除く): 2404020476

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 97, 124, 155, 194, 310, 388, 485, 620, 970, 1940, 3007, 6014, 12028, 15035, 30070, 33587, 60140, 67174, 134348, 167935, 335870, 671740, 1041197, 2082394, 3257939, 4164788, 5205985, 6515878, 10411970, 13031756, 16289695, 20823940, 32579390, 65158780, 100996109, 201992218, 403984436, 504980545, 1009961090, 2019922180]

約数ペア:

[(1, 2019922180), (2, 1009961090), (4, 504980545), (5, 403984436), (10, 201992218), (20, 100996109), (31, 65158780), (62, 32579390), (97, 20823940), (124, 16289695), (155, 13031756), (194, 10411970), (310, 6515878), (388, 5205985), (485, 4164788), (620, 3257939), (970, 2082394), (1940, 1041197), (3007, 671740), (6014, 335870), (12028, 167935), (15035, 134348), (30070, 67174), (33587, 60140)]