4996240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{173}}^1$

素因数の和:224

約数の個数: 60

約数和(自身を含む): 12330684

約数和(自身を除く): 7334444

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 173, 190, 304, 346, 361, 380, 692, 722, 760, 865, 1384, 1444, 1520, 1730, 1805, 2768, 2888, 3287, 3460, 3610, 5776, 6574, 6920, 7220, 13148, 13840, 14440, 16435, 26296, 28880, 32870, 52592, 62453, 65740, 124906, 131480, 249812, 262960, 312265, 499624, 624530, 999248, 1249060, 2498120, 4996240]

約数ペア:

[(1, 4996240), (2, 2498120), (4, 1249060), (5, 999248), (8, 624530), (10, 499624), (16, 312265), (19, 262960), (20, 249812), (38, 131480), (40, 124906), (76, 65740), (80, 62453), (95, 52592), (152, 32870), (173, 28880), (190, 26296), (304, 16435), (346, 14440), (361, 13840), (380, 13148), (692, 7220), (722, 6920), (760, 6574), (865, 5776), (1384, 3610), (1444, 3460), (1520, 3287), (1730, 2888), (1805, 2768)]