12853960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1583}}^1$

素因数の和:1630

約数の個数: 64

約数和(自身を含む): 34214400

約数和(自身を除く): 21360440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1583, 1624, 2030, 3166, 4060, 6332, 7915, 8120, 11081, 12664, 15830, 22162, 31660, 44324, 45907, 55405, 63320, 88648, 91814, 110810, 183628, 221620, 229535, 321349, 367256, 443240, 459070, 642698, 918140, 1285396, 1606745, 1836280, 2570792, 3213490, 6426980, 12853960]

約数ペア:

[(1, 12853960), (2, 6426980), (4, 3213490), (5, 2570792), (7, 1836280), (8, 1606745), (10, 1285396), (14, 918140), (20, 642698), (28, 459070), (29, 443240), (35, 367256), (40, 321349), (56, 229535), (58, 221620), (70, 183628), (116, 110810), (140, 91814), (145, 88648), (203, 63320), (232, 55405), (280, 45907), (290, 44324), (406, 31660), (580, 22162), (812, 15830), (1015, 12664), (1160, 11081), (1583, 8120), (1624, 7915), (2030, 6332), (3166, 4060)]