804907940

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1\times {\mathrm{1531}}^1$

素因数の和:1908

約数の個数: 48

約数和(自身を含む): 1715153664

約数和(自身を除く): 910245724

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 271, 388, 485, 542, 970, 1084, 1355, 1531, 1940, 2710, 3062, 5420, 6124, 7655, 15310, 26287, 30620, 52574, 105148, 131435, 148507, 262870, 297014, 414901, 525740, 594028, 742535, 829802, 1485070, 1659604, 2074505, 2970140, 4149010, 8298020, 40245397, 80490794, 160981588, 201226985, 402453970, 804907940]

約数ペア:

[(1, 804907940), (2, 402453970), (4, 201226985), (5, 160981588), (10, 80490794), (20, 40245397), (97, 8298020), (194, 4149010), (271, 2970140), (388, 2074505), (485, 1659604), (542, 1485070), (970, 829802), (1084, 742535), (1355, 594028), (1531, 525740), (1940, 414901), (2710, 297014), (3062, 262870), (5420, 148507), (6124, 131435), (7655, 105148), (15310, 52574), (26287, 30620)]