9909540

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{2039}}^1$

素因数の和:2063

約数の個数: 72

約数和(自身を含む): 31187520

約数和(自身を除く): 21277980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2039, 2430, 4078, 4860, 6117, 8156, 10195, 12234, 18351, 20390, 24468, 30585, 36702, 40780, 55053, 61170, 73404, 91755, 110106, 122340, 165159, 183510, 220212, 275265, 330318, 367020, 495477, 550530, 660636, 825795, 990954, 1101060, 1651590, 1981908, 2477385, 3303180, 4954770, 9909540]

約数ペア:

[(1, 9909540), (2, 4954770), (3, 3303180), (4, 2477385), (5, 1981908), (6, 1651590), (9, 1101060), (10, 990954), (12, 825795), (15, 660636), (18, 550530), (20, 495477), (27, 367020), (30, 330318), (36, 275265), (45, 220212), (54, 183510), (60, 165159), (81, 122340), (90, 110106), (108, 91755), (135, 73404), (162, 61170), (180, 55053), (243, 40780), (270, 36702), (324, 30585), (405, 24468), (486, 20390), (540, 18351), (810, 12234), (972, 10195), (1215, 8156), (1620, 6117), (2039, 4860), (2430, 4078)]