320410363420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{32234443}}^1$

素因数の和:32234530

約数の個数: 48

約数和(自身を含む): 779815669248

約数和(自身を除く): 459405305828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 32234443, 64468886, 128937772, 161172215, 225641101, 322344430, 451282202, 644688860, 902564404, 1128205505, 2256411010, 2288645453, 4512822020, 4577290906, 9154581812, 11443227265, 16020518171, 22886454530, 32041036342, 45772909060, 64082072684, 80102590855, 160205181710, 320410363420]

約数ペア:

[(1, 320410363420), (2, 160205181710), (4, 80102590855), (5, 64082072684), (7, 45772909060), (10, 32041036342), (14, 22886454530), (20, 16020518171), (28, 11443227265), (35, 9154581812), (70, 4577290906), (71, 4512822020), (140, 2288645453), (142, 2256411010), (284, 1128205505), (355, 902564404), (497, 644688860), (710, 451282202), (994, 322344430), (1420, 225641101), (1988, 161172215), (2485, 128937772), (4970, 64468886), (9940, 32234443)]