1808804560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{10531}}^1$

素因数の和:10676

約数の個数: 80

約数和(自身を含む): 4466410560

約数和(自身を除く): 2657606000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 113, 152, 190, 226, 304, 380, 452, 565, 760, 904, 1130, 1520, 1808, 2147, 2260, 4294, 4520, 8588, 9040, 10531, 10735, 17176, 21062, 21470, 34352, 42124, 42940, 52655, 84248, 85880, 105310, 168496, 171760, 200089, 210620, 400178, 421240, 800356, 842480, 1000445, 1190003, 1600712, 2000890, 2380006, 3201424, 4001780, 4760012, 5950015, 8003560, 9520024, 11900030, 16007120, 19040048, 22610057, 23800060, 45220114, 47600120, 90440228, 95200240, 113050285, 180880456, 226100570, 361760912, 452201140, 904402280, 1808804560]

約数ペア:

[(1, 1808804560), (2, 904402280), (4, 452201140), (5, 361760912), (8, 226100570), (10, 180880456), (16, 113050285), (19, 95200240), (20, 90440228), (38, 47600120), (40, 45220114), (76, 23800060), (80, 22610057), (95, 19040048), (113, 16007120), (152, 11900030), (190, 9520024), (226, 8003560), (304, 5950015), (380, 4760012), (452, 4001780), (565, 3201424), (760, 2380006), (904, 2000890), (1130, 1600712), (1520, 1190003), (1808, 1000445), (2147, 842480), (2260, 800356), (4294, 421240), (4520, 400178), (8588, 210620), (9040, 200089), (10531, 171760), (10735, 168496), (17176, 105310), (21062, 85880), (21470, 84248), (34352, 52655), (42124, 42940)]