1385385420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1358221}}^1$

素因数の和:1358250

約数の個数: 48

約数和(自身を含む): 4107263328

約数和(自身を除く): 2721877908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 1358221, 2716442, 4074663, 5432884, 6791105, 8149326, 13582210, 16298652, 20373315, 23089757, 27164420, 40746630, 46179514, 69269271, 81493260, 92359028, 115448785, 138538542, 230897570, 277077084, 346346355, 461795140, 692692710, 1385385420]

約数ペア:

[(1, 1385385420), (2, 692692710), (3, 461795140), (4, 346346355), (5, 277077084), (6, 230897570), (10, 138538542), (12, 115448785), (15, 92359028), (17, 81493260), (20, 69269271), (30, 46179514), (34, 40746630), (51, 27164420), (60, 23089757), (68, 20373315), (85, 16298652), (102, 13582210), (170, 8149326), (204, 6791105), (255, 5432884), (340, 4074663), (510, 2716442), (1020, 1358221)]