2004267980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{1439}}^1$

素因数の和:1959

約数の個数: 96

約数和(自身を含む): 4958392320

約数和(自身を除く): 2954124340

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 487, 572, 715, 974, 1430, 1439, 1948, 2435, 2860, 2878, 4870, 5357, 5756, 6331, 7195, 9740, 10714, 12662, 14390, 15829, 18707, 21428, 25324, 26785, 28780, 31655, 31658, 37414, 53570, 63310, 63316, 69641, 74828, 79145, 93535, 107140, 126620, 139282, 158290, 187070, 205777, 278564, 316580, 348205, 374140, 411554, 696410, 700793, 823108, 1028885, 1392820, 1401586, 2057770, 2803172, 3503965, 4115540, 7007930, 7708723, 9110309, 14015860, 15417446, 18220618, 30834892, 36441236, 38543615, 45551545, 77087230, 91103090, 100213399, 154174460, 182206180, 200426798, 400853596, 501066995, 1002133990, 2004267980]

約数ペア:

[(1, 2004267980), (2, 1002133990), (4, 501066995), (5, 400853596), (10, 200426798), (11, 182206180), (13, 154174460), (20, 100213399), (22, 91103090), (26, 77087230), (44, 45551545), (52, 38543615), (55, 36441236), (65, 30834892), (110, 18220618), (130, 15417446), (143, 14015860), (220, 9110309), (260, 7708723), (286, 7007930), (487, 4115540), (572, 3503965), (715, 2803172), (974, 2057770), (1430, 1401586), (1439, 1392820), (1948, 1028885), (2435, 823108), (2860, 700793), (2878, 696410), (4870, 411554), (5357, 374140), (5756, 348205), (6331, 316580), (7195, 278564), (9740, 205777), (10714, 187070), (12662, 158290), (14390, 139282), (15829, 126620), (18707, 107140), (21428, 93535), (25324, 79145), (26785, 74828), (28780, 69641), (31655, 63316), (31658, 63310), (37414, 53570)]