20515973340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1771673}}^1$

素因数の和:1771878

約数の個数: 48

約数和(自身を含む): 57742399008

約数和(自身を除く): 37226425668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 193, 386, 579, 772, 965, 1158, 1930, 2316, 2895, 3860, 5790, 11580, 1771673, 3543346, 5315019, 7086692, 8858365, 10630038, 17716730, 21260076, 26575095, 35433460, 53150190, 106300380, 341932889, 683865778, 1025798667, 1367731556, 1709664445, 2051597334, 3419328890, 4103194668, 5128993335, 6838657780, 10257986670, 20515973340]

約数ペア:

[(1, 20515973340), (2, 10257986670), (3, 6838657780), (4, 5128993335), (5, 4103194668), (6, 3419328890), (10, 2051597334), (12, 1709664445), (15, 1367731556), (20, 1025798667), (30, 683865778), (60, 341932889), (193, 106300380), (386, 53150190), (579, 35433460), (772, 26575095), (965, 21260076), (1158, 17716730), (1930, 10630038), (2316, 8858365), (2895, 7086692), (3860, 5315019), (5790, 3543346), (11580, 1771673)]