17967160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{503}}^1$

素因数の和:580

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 25578440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 503, 760, 893, 940, 1006, 1786, 1880, 2012, 2515, 3572, 4024, 4465, 5030, 7144, 8930, 9557, 10060, 17860, 19114, 20120, 23641, 35720, 38228, 47282, 47785, 76456, 94564, 95570, 118205, 189128, 191140, 236410, 382280, 449179, 472820, 898358, 945640, 1796716, 2245895, 3593432, 4491790, 8983580, 17967160]

約数ペア:

[(1, 17967160), (2, 8983580), (4, 4491790), (5, 3593432), (8, 2245895), (10, 1796716), (19, 945640), (20, 898358), (38, 472820), (40, 449179), (47, 382280), (76, 236410), (94, 191140), (95, 189128), (152, 118205), (188, 95570), (190, 94564), (235, 76456), (376, 47785), (380, 47282), (470, 38228), (503, 35720), (760, 23641), (893, 20120), (940, 19114), (1006, 17860), (1786, 10060), (1880, 9557), (2012, 8930), (2515, 7144), (3572, 5030), (4024, 4465)]