201486520

素因数分解:

$2^3\times 5^1\times {\mathrm{1217}}^1\times {\mathrm{4139}}^1$

素因数の和:5367

約数の個数: 32

約数和(自身を含む): 453826800

約数和(自身を除く): 252340280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1217, 2434, 4139, 4868, 6085, 8278, 9736, 12170, 16556, 20695, 24340, 33112, 41390, 48680, 82780, 165560, 5037163, 10074326, 20148652, 25185815, 40297304, 50371630, 100743260, 201486520]

約数ペア:

[(1, 201486520), (2, 100743260), (4, 50371630), (5, 40297304), (8, 25185815), (10, 20148652), (20, 10074326), (40, 5037163), (1217, 165560), (2434, 82780), (4139, 48680), (4868, 41390), (6085, 33112), (8278, 24340), (9736, 20695), (12170, 16556)]