1538960060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{35509}}^1$

素因数の和:35726

約数の個数: 48

約数和(自身を含む): 3543613920

約数和(自身を除く): 2004653860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 197, 220, 394, 788, 985, 1970, 2167, 3940, 4334, 8668, 10835, 21670, 35509, 43340, 71018, 142036, 177545, 355090, 390599, 710180, 781198, 1562396, 1952995, 3905990, 6995273, 7811980, 13990546, 27981092, 34976365, 69952730, 76948003, 139905460, 153896006, 307792012, 384740015, 769480030, 1538960060]

約数ペア:

[(1, 1538960060), (2, 769480030), (4, 384740015), (5, 307792012), (10, 153896006), (11, 139905460), (20, 76948003), (22, 69952730), (44, 34976365), (55, 27981092), (110, 13990546), (197, 7811980), (220, 6995273), (394, 3905990), (788, 1952995), (985, 1562396), (1970, 781198), (2167, 710180), (3940, 390599), (4334, 355090), (8668, 177545), (10835, 142036), (21670, 71018), (35509, 43340)]