19614999740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1427}}^1\times {\mathrm{2089}}^1$

素因数の和:3579

約数の個数: 96

約数和(自身を含む): 48134338560

約数和(自身を除く): 28519338820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1427, 1645, 2089, 2854, 3290, 4178, 5708, 6580, 7135, 8356, 9989, 10445, 14270, 14623, 19978, 20890, 28540, 29246, 39956, 41780, 49945, 58492, 67069, 73115, 98183, 99890, 134138, 146230, 196366, 199780, 268276, 292460, 335345, 392732, 469483, 490915, 670690, 687281, 938966, 981830, 1341380, 1374562, 1877932, 1963660, 2347415, 2749124, 2981003, 3436405, 4694830, 5962006, 6872810, 9389660, 11924012, 13745620, 14905015, 20867021, 29810030, 41734042, 59620060, 83468084, 104335105, 140107141, 208670210, 280214282, 417340420, 560428564, 700535705, 980749987, 1401071410, 1961499974, 2802142820, 3922999948, 4903749935, 9807499870, 19614999740]

約数ペア:

[(1, 19614999740), (2, 9807499870), (4, 4903749935), (5, 3922999948), (7, 2802142820), (10, 1961499974), (14, 1401071410), (20, 980749987), (28, 700535705), (35, 560428564), (47, 417340420), (70, 280214282), (94, 208670210), (140, 140107141), (188, 104335105), (235, 83468084), (329, 59620060), (470, 41734042), (658, 29810030), (940, 20867021), (1316, 14905015), (1427, 13745620), (1645, 11924012), (2089, 9389660), (2854, 6872810), (3290, 5962006), (4178, 4694830), (5708, 3436405), (6580, 2981003), (7135, 2749124), (8356, 2347415), (9989, 1963660), (10445, 1877932), (14270, 1374562), (14623, 1341380), (19978, 981830), (20890, 938966), (28540, 687281), (29246, 670690), (39956, 490915), (41780, 469483), (49945, 392732), (58492, 335345), (67069, 292460), (73115, 268276), (98183, 199780), (99890, 196366), (134138, 146230)]