31833560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1019}}^1$

素因数の和:1112

約数の個数: 64

約数和(自身を含む): 79315200

約数和(自身を除く): 47481640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1019, 1420, 1562, 2038, 2840, 3124, 3905, 4076, 5095, 6248, 7810, 8152, 10190, 11209, 15620, 20380, 22418, 31240, 40760, 44836, 56045, 72349, 89672, 112090, 144698, 224180, 289396, 361745, 448360, 578792, 723490, 795839, 1446980, 1591678, 2893960, 3183356, 3979195, 6366712, 7958390, 15916780, 31833560]

約数ペア:

[(1, 31833560), (2, 15916780), (4, 7958390), (5, 6366712), (8, 3979195), (10, 3183356), (11, 2893960), (20, 1591678), (22, 1446980), (40, 795839), (44, 723490), (55, 578792), (71, 448360), (88, 361745), (110, 289396), (142, 224180), (220, 144698), (284, 112090), (355, 89672), (440, 72349), (568, 56045), (710, 44836), (781, 40760), (1019, 31240), (1420, 22418), (1562, 20380), (2038, 15620), (2840, 11209), (3124, 10190), (3905, 8152), (4076, 7810), (5095, 6248)]