30157540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{30773}}^1$

素因数の和:30796

約数の個数: 36

約数和(自身を含む): 73672956

約数和(自身を除く): 43515416

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 30773, 61546, 123092, 153865, 215411, 307730, 430822, 615460, 861644, 1077055, 1507877, 2154110, 3015754, 4308220, 6031508, 7539385, 15078770, 30157540]

約数ペア:

[(1, 30157540), (2, 15078770), (4, 7539385), (5, 6031508), (7, 4308220), (10, 3015754), (14, 2154110), (20, 1507877), (28, 1077055), (35, 861644), (49, 615460), (70, 430822), (98, 307730), (140, 215411), (196, 153865), (245, 123092), (490, 61546), (980, 30773)]