190297840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{76733}}^1$

素因数の和:76777

約数の個数: 40

約数和(自身を含む): 456720768

約数和(自身を除く): 266422928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 76733, 153466, 306932, 383665, 613864, 767330, 1227728, 1534660, 2378723, 3069320, 4757446, 6138640, 9514892, 11893615, 19029784, 23787230, 38059568, 47574460, 95148920, 190297840]

約数ペア:

[(1, 190297840), (2, 95148920), (4, 47574460), (5, 38059568), (8, 23787230), (10, 19029784), (16, 11893615), (20, 9514892), (31, 6138640), (40, 4757446), (62, 3069320), (80, 2378723), (124, 1534660), (155, 1227728), (248, 767330), (310, 613864), (496, 383665), (620, 306932), (1240, 153466), (2480, 76733)]