13371440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{463}}^1$

素因数の和:514

約数の個数: 60

約数和(自身を含む): 32881824

約数和(自身を除く): 19510384

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 463, 722, 760, 926, 1444, 1520, 1805, 1852, 2315, 2888, 3610, 3704, 4630, 5776, 7220, 7408, 8797, 9260, 14440, 17594, 18520, 28880, 35188, 37040, 43985, 70376, 87970, 140752, 167143, 175940, 334286, 351880, 668572, 703760, 835715, 1337144, 1671430, 2674288, 3342860, 6685720, 13371440]

約数ペア:

[(1, 13371440), (2, 6685720), (4, 3342860), (5, 2674288), (8, 1671430), (10, 1337144), (16, 835715), (19, 703760), (20, 668572), (38, 351880), (40, 334286), (76, 175940), (80, 167143), (95, 140752), (152, 87970), (190, 70376), (304, 43985), (361, 37040), (380, 35188), (463, 28880), (722, 18520), (760, 17594), (926, 14440), (1444, 9260), (1520, 8797), (1805, 7408), (1852, 7220), (2315, 5776), (2888, 4630), (3610, 3704)]