27615320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 65335680

約数和(自身を除く): 37720360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 47, 74, 94, 148, 185, 188, 235, 296, 370, 376, 397, 470, 740, 794, 940, 1480, 1588, 1739, 1880, 1985, 3176, 3478, 3970, 6956, 7940, 8695, 13912, 14689, 15880, 17390, 18659, 29378, 34780, 37318, 58756, 69560, 73445, 74636, 93295, 117512, 146890, 149272, 186590, 293780, 373180, 587560, 690383, 746360, 1380766, 2761532, 3451915, 5523064, 6903830, 13807660, 27615320]

約数ペア:

[(1, 27615320), (2, 13807660), (4, 6903830), (5, 5523064), (8, 3451915), (10, 2761532), (20, 1380766), (37, 746360), (40, 690383), (47, 587560), (74, 373180), (94, 293780), (148, 186590), (185, 149272), (188, 146890), (235, 117512), (296, 93295), (370, 74636), (376, 73445), (397, 69560), (470, 58756), (740, 37318), (794, 34780), (940, 29378), (1480, 18659), (1588, 17390), (1739, 15880), (1880, 14689), (1985, 13912), (3176, 8695), (3478, 7940), (3970, 6956)]