28003530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{673}}^1$

素因数の和:775

約数の個数: 64

約数和(自身を含む): 71821440

約数和(自身を除く): 43817910

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 73, 95, 114, 146, 190, 219, 285, 365, 438, 570, 673, 730, 1095, 1346, 1387, 2019, 2190, 2774, 3365, 4038, 4161, 6730, 6935, 8322, 10095, 12787, 13870, 20190, 20805, 25574, 38361, 41610, 49129, 63935, 76722, 98258, 127870, 147387, 191805, 245645, 294774, 383610, 491290, 736935, 933451, 1473870, 1866902, 2800353, 4667255, 5600706, 9334510, 14001765, 28003530]

約数ペア:

[(1, 28003530), (2, 14001765), (3, 9334510), (5, 5600706), (6, 4667255), (10, 2800353), (15, 1866902), (19, 1473870), (30, 933451), (38, 736935), (57, 491290), (73, 383610), (95, 294774), (114, 245645), (146, 191805), (190, 147387), (219, 127870), (285, 98258), (365, 76722), (438, 63935), (570, 49129), (673, 41610), (730, 38361), (1095, 25574), (1346, 20805), (1387, 20190), (2019, 13870), (2190, 12787), (2774, 10095), (3365, 8322), (4038, 6935), (4161, 6730)]