28642770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24481}}^1$

素因数の和:24507

約数の個数: 48

約数和(自身を含む): 80203032

約数和(自身を除く): 51560262

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 24481, 48962, 73443, 122405, 146886, 220329, 244810, 318253, 367215, 440658, 636506, 734430, 954759, 1101645, 1591265, 1909518, 2203290, 2864277, 3182530, 4773795, 5728554, 9547590, 14321385, 28642770]

約数ペア:

[(1, 28642770), (2, 14321385), (3, 9547590), (5, 5728554), (6, 4773795), (9, 3182530), (10, 2864277), (13, 2203290), (15, 1909518), (18, 1591265), (26, 1101645), (30, 954759), (39, 734430), (45, 636506), (65, 440658), (78, 367215), (90, 318253), (117, 244810), (130, 220329), (195, 146886), (234, 122405), (390, 73443), (585, 48962), (1170, 24481)]