20348600810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{21347}}^1$

素因数の和:21575

約数の個数: 64

約数和(自身を含む): 40117161600

約数和(自身を除く): 19768560790

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 173, 190, 290, 346, 551, 865, 1102, 1730, 2755, 3287, 5017, 5510, 6574, 10034, 16435, 21347, 25085, 32870, 42694, 50170, 95323, 106735, 190646, 213470, 405593, 476615, 619063, 811186, 953230, 1238126, 2027965, 3095315, 3693031, 4055930, 6190630, 7386062, 11762197, 18465155, 23524394, 36930310, 58810985, 70167589, 107097899, 117621970, 140335178, 214195798, 350837945, 535489495, 701675890, 1070978990, 2034860081, 4069720162, 10174300405, 20348600810]

約数ペア:

[(1, 20348600810), (2, 10174300405), (5, 4069720162), (10, 2034860081), (19, 1070978990), (29, 701675890), (38, 535489495), (58, 350837945), (95, 214195798), (145, 140335178), (173, 117621970), (190, 107097899), (290, 70167589), (346, 58810985), (551, 36930310), (865, 23524394), (1102, 18465155), (1730, 11762197), (2755, 7386062), (3287, 6190630), (5017, 4055930), (5510, 3693031), (6574, 3095315), (10034, 2027965), (16435, 1238126), (21347, 953230), (25085, 811186), (32870, 619063), (42694, 476615), (50170, 405593), (95323, 213470), (106735, 190646)]