7213540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 16369920

約数和(自身を除く): 9156380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 463, 779, 820, 926, 1558, 1852, 2315, 3116, 3895, 4630, 7790, 8797, 9260, 15580, 17594, 18983, 35188, 37966, 43985, 75932, 87970, 94915, 175940, 189830, 360677, 379660, 721354, 1442708, 1803385, 3606770, 7213540]

約数ペア:

[(1, 7213540), (2, 3606770), (4, 1803385), (5, 1442708), (10, 721354), (19, 379660), (20, 360677), (38, 189830), (41, 175940), (76, 94915), (82, 87970), (95, 75932), (164, 43985), (190, 37966), (205, 35188), (380, 18983), (410, 17594), (463, 15580), (779, 9260), (820, 8797), (926, 7790), (1558, 4630), (1852, 3895), (2315, 3116)]