39387320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{863}}^1$

素因数の和:1044

約数の個数: 64

約数和(自身を含む): 102021120

約数和(自身を除く): 62633800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 280, 326, 652, 815, 863, 1141, 1304, 1630, 1726, 2282, 3260, 3452, 4315, 4564, 5705, 6041, 6520, 6904, 8630, 9128, 11410, 12082, 17260, 22820, 24164, 30205, 34520, 45640, 48328, 60410, 120820, 140669, 241640, 281338, 562676, 703345, 984683, 1125352, 1406690, 1969366, 2813380, 3938732, 4923415, 5626760, 7877464, 9846830, 19693660, 39387320]

約数ペア:

[(1, 39387320), (2, 19693660), (4, 9846830), (5, 7877464), (7, 5626760), (8, 4923415), (10, 3938732), (14, 2813380), (20, 1969366), (28, 1406690), (35, 1125352), (40, 984683), (56, 703345), (70, 562676), (140, 281338), (163, 241640), (280, 140669), (326, 120820), (652, 60410), (815, 48328), (863, 45640), (1141, 34520), (1304, 30205), (1630, 24164), (1726, 22820), (2282, 17260), (3260, 12082), (3452, 11410), (4315, 9128), (4564, 8630), (5705, 6904), (6041, 6520)]