275334920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{140477}}^1$

素因数の和:140502

約数の個数: 48

約数和(自身を含む): 720652140

約数和(自身を除く): 445317220

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 140477, 280954, 561908, 702385, 983339, 1123816, 1404770, 1966678, 2809540, 3933356, 4916695, 5619080, 6883373, 7866712, 9833390, 13766746, 19666780, 27533492, 34416865, 39333560, 55066984, 68833730, 137667460, 275334920]

約数ペア:

[(1, 275334920), (2, 137667460), (4, 68833730), (5, 55066984), (7, 39333560), (8, 34416865), (10, 27533492), (14, 19666780), (20, 13766746), (28, 9833390), (35, 7866712), (40, 6883373), (49, 5619080), (56, 4916695), (70, 3933356), (98, 2809540), (140, 1966678), (196, 1404770), (245, 1123816), (280, 983339), (392, 702385), (490, 561908), (980, 280954), (1960, 140477)]