298156940

素因数分解:

$2^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{20173}}^1$

素因数の和:20921

約数の個数: 24

約数和(自身を含む): 627007920

約数和(自身を除く): 328850980

約数列:

[1, 2, 4, 5, 10, 20, 739, 1478, 2956, 3695, 7390, 14780, 20173, 40346, 80692, 100865, 201730, 403460, 14907847, 29815694, 59631388, 74539235, 149078470, 298156940]

約数ペア:

[(1, 298156940), (2, 149078470), (4, 74539235), (5, 59631388), (10, 29815694), (20, 14907847), (739, 403460), (1478, 201730), (2956, 100865), (3695, 80692), (7390, 40346), (14780, 20173)]