2515980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2207}}^1$

素因数の和:2238

約数の個数: 48

約数和(自身を含む): 7418880

約数和(自身を除く): 4902900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 2207, 4414, 6621, 8828, 11035, 13242, 22070, 26484, 33105, 41933, 44140, 66210, 83866, 125799, 132420, 167732, 209665, 251598, 419330, 503196, 628995, 838660, 1257990, 2515980]

約数ペア:

[(1, 2515980), (2, 1257990), (3, 838660), (4, 628995), (5, 503196), (6, 419330), (10, 251598), (12, 209665), (15, 167732), (19, 132420), (20, 125799), (30, 83866), (38, 66210), (57, 44140), (60, 41933), (76, 33105), (95, 26484), (114, 22070), (190, 13242), (228, 11035), (285, 8828), (380, 6621), (570, 4414), (1140, 2207)]