4621327960

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{180239}}^1$

素因数の和:180891

約数の個数: 32

約数和(自身を含む): 10414267200

約数和(自身を除く): 5792939240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 2564, 3205, 5128, 6410, 12820, 25640, 180239, 360478, 720956, 901195, 1441912, 1802390, 3604780, 7209560, 115533199, 231066398, 462132796, 577665995, 924265592, 1155331990, 2310663980, 4621327960]

約数ペア:

[(1, 4621327960), (2, 2310663980), (4, 1155331990), (5, 924265592), (8, 577665995), (10, 462132796), (20, 231066398), (40, 115533199), (641, 7209560), (1282, 3604780), (2564, 1802390), (3205, 1441912), (5128, 901195), (6410, 720956), (12820, 360478), (25640, 180239)]