1855804580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{38201}}^1$

素因数の和:38564

約数の個数: 48

約数和(自身を含む): 4466883456

約数和(自身を除く): 2611078876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 347, 694, 1388, 1735, 2429, 3470, 4858, 6940, 9716, 12145, 24290, 38201, 48580, 76402, 152804, 191005, 267407, 382010, 534814, 764020, 1069628, 1337035, 2674070, 5348140, 13255747, 26511494, 53022988, 66278735, 92790229, 132557470, 185580458, 265114940, 371160916, 463951145, 927902290, 1855804580]

約数ペア:

[(1, 1855804580), (2, 927902290), (4, 463951145), (5, 371160916), (7, 265114940), (10, 185580458), (14, 132557470), (20, 92790229), (28, 66278735), (35, 53022988), (70, 26511494), (140, 13255747), (347, 5348140), (694, 2674070), (1388, 1337035), (1735, 1069628), (2429, 764020), (3470, 534814), (4858, 382010), (6940, 267407), (9716, 191005), (12145, 152804), (24290, 76402), (38201, 48580)]