31180260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5839}}^1$

素因数の和:5940

約数の個数: 48

約数和(自身を含む): 88300800

約数和(自身を除く): 57120540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 5839, 11678, 17517, 23356, 29195, 35034, 58390, 70068, 87585, 116780, 175170, 350340, 519671, 1039342, 1559013, 2078684, 2598355, 3118026, 5196710, 6236052, 7795065, 10393420, 15590130, 31180260]

約数ペア:

[(1, 31180260), (2, 15590130), (3, 10393420), (4, 7795065), (5, 6236052), (6, 5196710), (10, 3118026), (12, 2598355), (15, 2078684), (20, 1559013), (30, 1039342), (60, 519671), (89, 350340), (178, 175170), (267, 116780), (356, 87585), (445, 70068), (534, 58390), (890, 35034), (1068, 29195), (1335, 23356), (1780, 17517), (2670, 11678), (5340, 5839)]