8387470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{709}}^1$

素因数の和:749

約数の個数: 48

約数和(自身を含む): 18709920

約数和(自身を除く): 10322450

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 709, 845, 910, 1183, 1418, 1690, 2366, 3545, 4963, 5915, 7090, 9217, 9926, 11830, 18434, 24815, 46085, 49630, 64519, 92170, 119821, 129038, 239642, 322595, 599105, 645190, 838747, 1198210, 1677494, 4193735, 8387470]

約数ペア:

[(1, 8387470), (2, 4193735), (5, 1677494), (7, 1198210), (10, 838747), (13, 645190), (14, 599105), (26, 322595), (35, 239642), (65, 129038), (70, 119821), (91, 92170), (130, 64519), (169, 49630), (182, 46085), (338, 24815), (455, 18434), (709, 11830), (845, 9926), (910, 9217), (1183, 7090), (1418, 5915), (1690, 4963), (2366, 3545)]