379972580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47143}}^1$

素因数の和:47196

約数の個数: 48

約数和(自身を含む): 887061504

約数和(自身を除く): 507088924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 47143, 94286, 188572, 235715, 471430, 612859, 942860, 1225718, 1461433, 2451436, 2922866, 3064295, 5845732, 6128590, 7307165, 12257180, 14614330, 18998629, 29228660, 37997258, 75994516, 94993145, 189986290, 379972580]

約数ペア:

[(1, 379972580), (2, 189986290), (4, 94993145), (5, 75994516), (10, 37997258), (13, 29228660), (20, 18998629), (26, 14614330), (31, 12257180), (52, 7307165), (62, 6128590), (65, 5845732), (124, 3064295), (130, 2922866), (155, 2451436), (260, 1461433), (310, 1225718), (403, 942860), (620, 612859), (806, 471430), (1612, 235715), (2015, 188572), (4030, 94286), (8060, 47143)]