39947940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5413}}^1$

素因数の和:5469

約数の個数: 72

約数和(自身を含む): 124153848

約数和(自身を除く): 84205908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 5413, 7380, 10826, 16239, 21652, 27065, 32478, 48717, 54130, 64956, 81195, 97434, 108260, 162390, 194868, 221933, 243585, 324780, 443866, 487170, 665799, 887732, 974340, 1109665, 1331598, 1997397, 2219330, 2663196, 3328995, 3994794, 4438660, 6657990, 7989588, 9986985, 13315980, 19973970, 39947940]

約数ペア:

[(1, 39947940), (2, 19973970), (3, 13315980), (4, 9986985), (5, 7989588), (6, 6657990), (9, 4438660), (10, 3994794), (12, 3328995), (15, 2663196), (18, 2219330), (20, 1997397), (30, 1331598), (36, 1109665), (41, 974340), (45, 887732), (60, 665799), (82, 487170), (90, 443866), (123, 324780), (164, 243585), (180, 221933), (205, 194868), (246, 162390), (369, 108260), (410, 97434), (492, 81195), (615, 64956), (738, 54130), (820, 48717), (1230, 32478), (1476, 27065), (1845, 21652), (2460, 16239), (3690, 10826), (5413, 7380)]