8851120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:170

約数の個数: 80

約数和(自身を含む): 21998592

約数和(自身を除く): 13147472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 83, 86, 124, 155, 166, 172, 215, 248, 310, 332, 344, 415, 430, 496, 620, 664, 688, 830, 860, 1240, 1328, 1333, 1660, 1720, 2480, 2573, 2666, 3320, 3440, 3569, 5146, 5332, 6640, 6665, 7138, 10292, 10664, 12865, 13330, 14276, 17845, 20584, 21328, 25730, 26660, 28552, 35690, 41168, 51460, 53320, 57104, 71380, 102920, 106640, 110639, 142760, 205840, 221278, 285520, 442556, 553195, 885112, 1106390, 1770224, 2212780, 4425560, 8851120]

約数ペア:

[(1, 8851120), (2, 4425560), (4, 2212780), (5, 1770224), (8, 1106390), (10, 885112), (16, 553195), (20, 442556), (31, 285520), (40, 221278), (43, 205840), (62, 142760), (80, 110639), (83, 106640), (86, 102920), (124, 71380), (155, 57104), (166, 53320), (172, 51460), (215, 41168), (248, 35690), (310, 28552), (332, 26660), (344, 25730), (415, 21328), (430, 20584), (496, 17845), (620, 14276), (664, 13330), (688, 12865), (830, 10664), (860, 10292), (1240, 7138), (1328, 6665), (1333, 6640), (1660, 5332), (1720, 5146), (2480, 3569), (2573, 3440), (2666, 3320)]