319821420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{171947}}^1$

素因数の和:171990

約数の個数: 48

約数和(自身を含む): 924392448

約数和(自身を除く): 604571028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 171947, 343894, 515841, 687788, 859735, 1031682, 1719470, 2063364, 2579205, 3438940, 5158410, 5330357, 10316820, 10660714, 15991071, 21321428, 26651785, 31982142, 53303570, 63964284, 79955355, 106607140, 159910710, 319821420]

約数ペア:

[(1, 319821420), (2, 159910710), (3, 106607140), (4, 79955355), (5, 63964284), (6, 53303570), (10, 31982142), (12, 26651785), (15, 21321428), (20, 15991071), (30, 10660714), (31, 10316820), (60, 5330357), (62, 5158410), (93, 3438940), (124, 2579205), (155, 2063364), (186, 1719470), (310, 1031682), (372, 859735), (465, 687788), (620, 515841), (930, 343894), (1860, 171947)]