31009660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2999}}^1$

素因数の和:3066

約数の個数: 48

約数和(自身を含む): 72576000

約数和(自身を除く): 41566340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 2999, 5170, 5998, 10340, 11996, 14995, 29990, 32989, 59980, 65978, 131956, 140953, 164945, 281906, 329890, 563812, 659780, 704765, 1409530, 1550483, 2819060, 3100966, 6201932, 7752415, 15504830, 31009660]

約数ペア:

[(1, 31009660), (2, 15504830), (4, 7752415), (5, 6201932), (10, 3100966), (11, 2819060), (20, 1550483), (22, 1409530), (44, 704765), (47, 659780), (55, 563812), (94, 329890), (110, 281906), (188, 164945), (220, 140953), (235, 131956), (470, 65978), (517, 59980), (940, 32989), (1034, 29990), (2068, 14995), (2585, 11996), (2999, 10340), (5170, 5998)]