2213348540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{274609}}^1$

素因数の和:274662

約数の個数: 48

約数和(自身を含む): 5167061760

約数和(自身を除く): 2953713220

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, 274609, 549218, 1098436, 1373045, 2746090, 3569917, 5492180, 7139834, 8512879, 14279668, 17025758, 17849585, 34051516, 35699170, 42564395, 71398340, 85128790, 110667427, 170257580, 221334854, 442669708, 553337135, 1106674270, 2213348540]

約数ペア:

[(1, 2213348540), (2, 1106674270), (4, 553337135), (5, 442669708), (10, 221334854), (13, 170257580), (20, 110667427), (26, 85128790), (31, 71398340), (52, 42564395), (62, 35699170), (65, 34051516), (124, 17849585), (130, 17025758), (155, 14279668), (260, 8512879), (310, 7139834), (403, 5492180), (620, 3569917), (806, 2746090), (1612, 1373045), (2015, 1098436), (4030, 549218), (8060, 274609)]