40967420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8293}}^1$

素因数の和:8334

約数の個数: 48

約数和(自身を含む): 97537440

約数和(自身を除く): 56570020

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 8293, 16586, 33172, 41465, 82930, 107809, 157567, 165860, 215618, 315134, 431236, 539045, 630268, 787835, 1078090, 1575670, 2048371, 2156180, 3151340, 4096742, 8193484, 10241855, 20483710, 40967420]

約数ペア:

[(1, 40967420), (2, 20483710), (4, 10241855), (5, 8193484), (10, 4096742), (13, 3151340), (19, 2156180), (20, 2048371), (26, 1575670), (38, 1078090), (52, 787835), (65, 630268), (76, 539045), (95, 431236), (130, 315134), (190, 215618), (247, 165860), (260, 157567), (380, 107809), (494, 82930), (988, 41465), (1235, 33172), (2470, 16586), (4940, 8293)]