2019894570

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{2039}}^1$

素因数の和:3281

約数の個数: 80

約数和(自身を含む): 5438378880

約数和(自身を除く): 3418484310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 1223, 2039, 2446, 3669, 4078, 6115, 6117, 7338, 10195, 11007, 12230, 12234, 18345, 18351, 20390, 22014, 30585, 33021, 36690, 36702, 55035, 55053, 61170, 66042, 91755, 99063, 110070, 110106, 165105, 165159, 183510, 198126, 275265, 330210, 330318, 495315, 550530, 825795, 990630, 1651590, 2493697, 4987394, 7481091, 12468485, 14962182, 22443273, 24936970, 37405455, 44886546, 67329819, 74810910, 112216365, 134659638, 201989457, 224432730, 336649095, 403978914, 673298190, 1009947285, 2019894570]

約数ペア:

[(1, 2019894570), (2, 1009947285), (3, 673298190), (5, 403978914), (6, 336649095), (9, 224432730), (10, 201989457), (15, 134659638), (18, 112216365), (27, 74810910), (30, 67329819), (45, 44886546), (54, 37405455), (81, 24936970), (90, 22443273), (135, 14962182), (162, 12468485), (270, 7481091), (405, 4987394), (810, 2493697), (1223, 1651590), (2039, 990630), (2446, 825795), (3669, 550530), (4078, 495315), (6115, 330318), (6117, 330210), (7338, 275265), (10195, 198126), (11007, 183510), (12230, 165159), (12234, 165105), (18345, 110106), (18351, 110070), (20390, 99063), (22014, 91755), (30585, 66042), (33021, 61170), (36690, 55053), (36702, 55035)]