23720280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2221}}^1$

素因数の和:2324

約数の個数: 64

約数和(自身を含む): 71992800

約数和(自身を除く): 48272520

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, 890, 1068, 1335, 1780, 2136, 2221, 2670, 3560, 4442, 5340, 6663, 8884, 10680, 11105, 13326, 17768, 22210, 26652, 33315, 44420, 53304, 66630, 88840, 133260, 197669, 266520, 395338, 593007, 790676, 988345, 1186014, 1581352, 1976690, 2372028, 2965035, 3953380, 4744056, 5930070, 7906760, 11860140, 23720280]

約数ペア:

[(1, 23720280), (2, 11860140), (3, 7906760), (4, 5930070), (5, 4744056), (6, 3953380), (8, 2965035), (10, 2372028), (12, 1976690), (15, 1581352), (20, 1186014), (24, 988345), (30, 790676), (40, 593007), (60, 395338), (89, 266520), (120, 197669), (178, 133260), (267, 88840), (356, 66630), (445, 53304), (534, 44420), (712, 33315), (890, 26652), (1068, 22210), (1335, 17768), (1780, 13326), (2136, 11105), (2221, 10680), (2670, 8884), (3560, 6663), (4442, 5340)]