1659080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:126

約数の個数: 64

約数和(自身を含む): 4104000

約数和(自身を除く): 2444920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 59, 74, 76, 95, 118, 148, 152, 185, 190, 236, 295, 296, 370, 380, 472, 590, 703, 740, 760, 1121, 1180, 1406, 1480, 2183, 2242, 2360, 2812, 3515, 4366, 4484, 5605, 5624, 7030, 8732, 8968, 10915, 11210, 14060, 17464, 21830, 22420, 28120, 41477, 43660, 44840, 82954, 87320, 165908, 207385, 331816, 414770, 829540, 1659080]

約数ペア:

[(1, 1659080), (2, 829540), (4, 414770), (5, 331816), (8, 207385), (10, 165908), (19, 87320), (20, 82954), (37, 44840), (38, 43660), (40, 41477), (59, 28120), (74, 22420), (76, 21830), (95, 17464), (118, 14060), (148, 11210), (152, 10915), (185, 8968), (190, 8732), (236, 7030), (295, 5624), (296, 5605), (370, 4484), (380, 4366), (472, 3515), (590, 2812), (703, 2360), (740, 2242), (760, 2183), (1121, 1480), (1180, 1406)]