193996840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{255259}}^1$

素因数の和:255289

約数の個数: 32

約数和(自身を含む): 459468000

約数和(自身を除く): 265471160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 255259, 510518, 1021036, 1276295, 2042072, 2552590, 4849921, 5105180, 9699842, 10210360, 19399684, 24249605, 38799368, 48499210, 96998420, 193996840]

約数ペア:

[(1, 193996840), (2, 96998420), (4, 48499210), (5, 38799368), (8, 24249605), (10, 19399684), (19, 10210360), (20, 9699842), (38, 5105180), (40, 4849921), (76, 2552590), (95, 2042072), (152, 1276295), (190, 1021036), (380, 510518), (760, 255259)]