47980120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1907}}^1$

素因数の和:1972

約数の個数: 64

約数和(自身を含む): 117456480

約数和(自身を除く): 69476360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 296, 340, 370, 629, 680, 740, 1258, 1480, 1907, 2516, 3145, 3814, 5032, 6290, 7628, 9535, 12580, 15256, 19070, 25160, 32419, 38140, 64838, 70559, 76280, 129676, 141118, 162095, 259352, 282236, 324190, 352795, 564472, 648380, 705590, 1199503, 1296760, 1411180, 2399006, 2822360, 4798012, 5997515, 9596024, 11995030, 23990060, 47980120]

約数ペア:

[(1, 47980120), (2, 23990060), (4, 11995030), (5, 9596024), (8, 5997515), (10, 4798012), (17, 2822360), (20, 2399006), (34, 1411180), (37, 1296760), (40, 1199503), (68, 705590), (74, 648380), (85, 564472), (136, 352795), (148, 324190), (170, 282236), (185, 259352), (296, 162095), (340, 141118), (370, 129676), (629, 76280), (680, 70559), (740, 64838), (1258, 38140), (1480, 32419), (1907, 25160), (2516, 19070), (3145, 15256), (3814, 12580), (5032, 9535), (6290, 7628)]