209849076860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1693}}^1\times {\mathrm{199921}}^1$

素因数の和:201654

約数の個数: 48

約数和(自身を含む): 455169614592

約数和(自身を除く): 245320537732

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1693, 3386, 6772, 8465, 16930, 33860, 52483, 104966, 199921, 209932, 262415, 399842, 524830, 799684, 999605, 1049660, 1999210, 3998420, 6197551, 12395102, 24790204, 30987755, 61975510, 123951020, 338466253, 676932506, 1353865012, 1692331265, 3384662530, 6769325060, 10492453843, 20984907686, 41969815372, 52462269215, 104924538430, 209849076860]

約数ペア:

[(1, 209849076860), (2, 104924538430), (4, 52462269215), (5, 41969815372), (10, 20984907686), (20, 10492453843), (31, 6769325060), (62, 3384662530), (124, 1692331265), (155, 1353865012), (310, 676932506), (620, 338466253), (1693, 123951020), (3386, 61975510), (6772, 30987755), (8465, 24790204), (16930, 12395102), (33860, 6197551), (52483, 3998420), (104966, 1999210), (199921, 1049660), (209932, 999605), (262415, 799684), (399842, 524830)]