1581240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13177}}^1$

素因数の和:13191

約数の個数: 32

約数和(自身を含む): 4744080

約数和(自身を除く): 3162840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 13177, 26354, 39531, 52708, 65885, 79062, 105416, 131770, 158124, 197655, 263540, 316248, 395310, 527080, 790620, 1581240]

約数ペア:

[(1, 1581240), (2, 790620), (3, 527080), (4, 395310), (5, 316248), (6, 263540), (8, 197655), (10, 158124), (12, 131770), (15, 105416), (20, 79062), (24, 65885), (30, 52708), (40, 39531), (60, 26354), (120, 13177)]