27751980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5197}}^1$

素因数の和:5298

約数の個数: 48

約数和(自身を含む): 78593760

約数和(自身を除く): 50841780

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, 5197, 5340, 10394, 15591, 20788, 25985, 31182, 51970, 62364, 77955, 103940, 155910, 311820, 462533, 925066, 1387599, 1850132, 2312665, 2775198, 4625330, 5550396, 6937995, 9250660, 13875990, 27751980]

約数ペア:

[(1, 27751980), (2, 13875990), (3, 9250660), (4, 6937995), (5, 5550396), (6, 4625330), (10, 2775198), (12, 2312665), (15, 1850132), (20, 1387599), (30, 925066), (60, 462533), (89, 311820), (178, 155910), (267, 103940), (356, 77955), (445, 62364), (534, 51970), (890, 31182), (1068, 25985), (1335, 20788), (1780, 15591), (2670, 10394), (5197, 5340)]