1917954960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{470087}}^1$

素因数の和:470120

約数の個数: 80

約数和(自身を含む): 6295418496

約数和(自身を除く): 4377463536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 470087, 940174, 1410261, 1880348, 2350435, 2820522, 3760696, 4700870, 5641044, 7051305, 7521392, 7991479, 9401740, 11282088, 14102610, 15982958, 18803480, 22564176, 23974437, 28205220, 31965916, 37606960, 39957395, 47948874, 56410440, 63931832, 79914790, 95897748, 112820880, 119872185, 127863664, 159829580, 191795496, 239744370, 319659160, 383590992, 479488740, 639318320, 958977480, 1917954960]

約数ペア:

[(1, 1917954960), (2, 958977480), (3, 639318320), (4, 479488740), (5, 383590992), (6, 319659160), (8, 239744370), (10, 191795496), (12, 159829580), (15, 127863664), (16, 119872185), (17, 112820880), (20, 95897748), (24, 79914790), (30, 63931832), (34, 56410440), (40, 47948874), (48, 39957395), (51, 37606960), (60, 31965916), (68, 28205220), (80, 23974437), (85, 22564176), (102, 18803480), (120, 15982958), (136, 14102610), (170, 11282088), (204, 9401740), (240, 7991479), (255, 7521392), (272, 7051305), (340, 5641044), (408, 4700870), (510, 3760696), (680, 2820522), (816, 2350435), (1020, 1880348), (1360, 1410261), (2040, 940174), (4080, 470087)]