20188680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4547}}^1$

素因数の和:4598

約数の個数: 64

約数和(自身を含む): 62216640

約数和(自身を除く): 42027960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 4547, 9094, 13641, 18188, 22735, 27282, 36376, 45470, 54564, 68205, 90940, 109128, 136410, 168239, 181880, 272820, 336478, 504717, 545640, 672956, 841195, 1009434, 1345912, 1682390, 2018868, 2523585, 3364780, 4037736, 5047170, 6729560, 10094340, 20188680]

約数ペア:

[(1, 20188680), (2, 10094340), (3, 6729560), (4, 5047170), (5, 4037736), (6, 3364780), (8, 2523585), (10, 2018868), (12, 1682390), (15, 1345912), (20, 1009434), (24, 841195), (30, 672956), (37, 545640), (40, 504717), (60, 336478), (74, 272820), (111, 181880), (120, 168239), (148, 136410), (185, 109128), (222, 90940), (296, 68205), (370, 54564), (444, 45470), (555, 36376), (740, 27282), (888, 22735), (1110, 18188), (1480, 13641), (2220, 9094), (4440, 4547)]