17828080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:386

約数の個数: 80

約数和(自身を含む): 44952480

約数和(自身を除く): 27124400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 74, 76, 80, 95, 148, 152, 185, 190, 296, 304, 317, 370, 380, 592, 634, 703, 740, 760, 1268, 1406, 1480, 1520, 1585, 2536, 2812, 2960, 3170, 3515, 5072, 5624, 6023, 6340, 7030, 11248, 11729, 12046, 12680, 14060, 23458, 24092, 25360, 28120, 30115, 46916, 48184, 56240, 58645, 60230, 93832, 96368, 117290, 120460, 187664, 222851, 234580, 240920, 445702, 469160, 481840, 891404, 938320, 1114255, 1782808, 2228510, 3565616, 4457020, 8914040, 17828080]

約数ペア:

[(1, 17828080), (2, 8914040), (4, 4457020), (5, 3565616), (8, 2228510), (10, 1782808), (16, 1114255), (19, 938320), (20, 891404), (37, 481840), (38, 469160), (40, 445702), (74, 240920), (76, 234580), (80, 222851), (95, 187664), (148, 120460), (152, 117290), (185, 96368), (190, 93832), (296, 60230), (304, 58645), (317, 56240), (370, 48184), (380, 46916), (592, 30115), (634, 28120), (703, 25360), (740, 24092), (760, 23458), (1268, 14060), (1406, 12680), (1480, 12046), (1520, 11729), (1585, 11248), (2536, 7030), (2812, 6340), (2960, 6023), (3170, 5624), (3515, 5072)]