202470920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{607}}^1$

素因数の和:918

約数の個数: 64

約数和(自身を含む): 472780800

約数和(自身を除く): 270309880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 269, 310, 538, 607, 620, 1076, 1214, 1240, 1345, 2152, 2428, 2690, 3035, 4856, 5380, 6070, 8339, 10760, 12140, 16678, 18817, 24280, 33356, 37634, 41695, 66712, 75268, 83390, 94085, 150536, 163283, 166780, 188170, 326566, 333560, 376340, 653132, 752680, 816415, 1306264, 1632830, 3265660, 5061773, 6531320, 10123546, 20247092, 25308865, 40494184, 50617730, 101235460, 202470920]

約数ペア:

[(1, 202470920), (2, 101235460), (4, 50617730), (5, 40494184), (8, 25308865), (10, 20247092), (20, 10123546), (31, 6531320), (40, 5061773), (62, 3265660), (124, 1632830), (155, 1306264), (248, 816415), (269, 752680), (310, 653132), (538, 376340), (607, 333560), (620, 326566), (1076, 188170), (1214, 166780), (1240, 163283), (1345, 150536), (2152, 94085), (2428, 83390), (2690, 75268), (3035, 66712), (4856, 41695), (5380, 37634), (6070, 33356), (8339, 24280), (10760, 18817), (12140, 16678)]