3913240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{271}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 9326880

約数和(自身を除く): 5413640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 271, 361, 380, 542, 722, 760, 1084, 1355, 1444, 1805, 2168, 2710, 2888, 3610, 5149, 5420, 7220, 10298, 10840, 14440, 20596, 25745, 41192, 51490, 97831, 102980, 195662, 205960, 391324, 489155, 782648, 978310, 1956620, 3913240]

約数ペア:

[(1, 3913240), (2, 1956620), (4, 978310), (5, 782648), (8, 489155), (10, 391324), (19, 205960), (20, 195662), (38, 102980), (40, 97831), (76, 51490), (95, 41192), (152, 25745), (190, 20596), (271, 14440), (361, 10840), (380, 10298), (542, 7220), (722, 5420), (760, 5149), (1084, 3610), (1355, 2888), (1444, 2710), (1805, 2168)]