8020680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{751}}^1$

素因数の和:854

約数の個数: 64

約数和(自身を含む): 24364800

約数和(自身を除く): 16344120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 751, 890, 1068, 1335, 1502, 1780, 2136, 2253, 2670, 3004, 3560, 3755, 4506, 5340, 6008, 7510, 9012, 10680, 11265, 15020, 18024, 22530, 30040, 45060, 66839, 90120, 133678, 200517, 267356, 334195, 401034, 534712, 668390, 802068, 1002585, 1336780, 1604136, 2005170, 2673560, 4010340, 8020680]

約数ペア:

[(1, 8020680), (2, 4010340), (3, 2673560), (4, 2005170), (5, 1604136), (6, 1336780), (8, 1002585), (10, 802068), (12, 668390), (15, 534712), (20, 401034), (24, 334195), (30, 267356), (40, 200517), (60, 133678), (89, 90120), (120, 66839), (178, 45060), (267, 30040), (356, 22530), (445, 18024), (534, 15020), (712, 11265), (751, 10680), (890, 9012), (1068, 7510), (1335, 6008), (1502, 5340), (1780, 4506), (2136, 3755), (2253, 3560), (2670, 3004)]