1330994920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1073383}}^1$

素因数の和:1073425

約数の個数: 32

約数和(自身を含む): 3091345920

約数和(自身を除く): 1760351000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1073383, 2146766, 4293532, 5366915, 8587064, 10733830, 21467660, 33274873, 42935320, 66549746, 133099492, 166374365, 266198984, 332748730, 665497460, 1330994920]

約数ペア:

[(1, 1330994920), (2, 665497460), (4, 332748730), (5, 266198984), (8, 166374365), (10, 133099492), (20, 66549746), (31, 42935320), (40, 33274873), (62, 21467660), (124, 10733830), (155, 8587064), (248, 5366915), (310, 4293532), (620, 2146766), (1240, 1073383)]