20096689540

素因数分解:

$2^2\times 5^1\times {\mathrm{607}}^1\times {\mathrm{617}}^1\times {\mathrm{2683}}^1$

素因数の和:3916

約数の個数: 48

約数和(自身を含む): 42356869632

約数和(自身を除く): 22260180092

約数列:

[1, 2, 4, 5, 10, 20, 607, 617, 1214, 1234, 2428, 2468, 2683, 3035, 3085, 5366, 6070, 6170, 10732, 12140, 12340, 13415, 26830, 53660, 374519, 749038, 1498076, 1628581, 1655411, 1872595, 3257162, 3310822, 3745190, 6514324, 6621644, 7490380, 8142905, 8277055, 16285810, 16554110, 32571620, 33108220, 1004834477, 2009668954, 4019337908, 5024172385, 10048344770, 20096689540]

約数ペア:

[(1, 20096689540), (2, 10048344770), (4, 5024172385), (5, 4019337908), (10, 2009668954), (20, 1004834477), (607, 33108220), (617, 32571620), (1214, 16554110), (1234, 16285810), (2428, 8277055), (2468, 8142905), (2683, 7490380), (3035, 6621644), (3085, 6514324), (5366, 3745190), (6070, 3310822), (6170, 3257162), (10732, 1872595), (12140, 1655411), (12340, 1628581), (13415, 1498076), (26830, 749038), (53660, 374519)]