726393980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2793823}}^1$

素因数の和:2793845

約数の個数: 24

約数和(自身を含む): 1642768512

約数和(自身を除く): 916374532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2793823, 5587646, 11175292, 13969115, 27938230, 36319699, 55876460, 72639398, 145278796, 181598495, 363196990, 726393980]

約数ペア:

[(1, 726393980), (2, 363196990), (4, 181598495), (5, 145278796), (10, 72639398), (13, 55876460), (20, 36319699), (26, 27938230), (52, 13969115), (65, 11175292), (130, 5587646), (260, 2793823)]