27451960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{881}}^1$

素因数の和:952

約数の個数: 64

約数和(自身を含む): 66679200

約数和(自身を除く): 39227240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 881, 1558, 1640, 1762, 3116, 3524, 3895, 4405, 6232, 7048, 7790, 8810, 15580, 16739, 17620, 31160, 33478, 35240, 36121, 66956, 72242, 83695, 133912, 144484, 167390, 180605, 288968, 334780, 361210, 669560, 686299, 722420, 1372598, 1444840, 2745196, 3431495, 5490392, 6862990, 13725980, 27451960]

約数ペア:

[(1, 27451960), (2, 13725980), (4, 6862990), (5, 5490392), (8, 3431495), (10, 2745196), (19, 1444840), (20, 1372598), (38, 722420), (40, 686299), (41, 669560), (76, 361210), (82, 334780), (95, 288968), (152, 180605), (164, 167390), (190, 144484), (205, 133912), (328, 83695), (380, 72242), (410, 66956), (760, 36121), (779, 35240), (820, 33478), (881, 31160), (1558, 17620), (1640, 16739), (1762, 15580), (3116, 8810), (3524, 7790), (3895, 7048), (4405, 6232)]