2912783980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{129919}}^1$

素因数の和:130006

約数の個数: 48

約数和(自身を含む): 6547968000

約数和(自身を除く): 3635184020

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, 129919, 259838, 519676, 649595, 1299190, 2468461, 2598380, 4936922, 7665221, 9873844, 12342305, 15330442, 24684610, 30660884, 38326105, 49369220, 76652210, 145639199, 153304420, 291278398, 582556796, 728195995, 1456391990, 2912783980]

約数ペア:

[(1, 2912783980), (2, 1456391990), (4, 728195995), (5, 582556796), (10, 291278398), (19, 153304420), (20, 145639199), (38, 76652210), (59, 49369220), (76, 38326105), (95, 30660884), (118, 24684610), (190, 15330442), (236, 12342305), (295, 9873844), (380, 7665221), (590, 4936922), (1121, 2598380), (1180, 2468461), (2242, 1299190), (4484, 649595), (5605, 519676), (11210, 259838), (22420, 129919)]