2174644820

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1\times {\mathrm{3203}}^1$

素因数の和:3704

約数の個数: 48

約数和(自身を含む): 4634521920

約数和(自身を除く): 2459877100

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 409, 415, 818, 830, 1636, 1660, 2045, 3203, 4090, 6406, 8180, 12812, 16015, 32030, 33947, 64060, 67894, 135788, 169735, 265849, 339470, 531698, 678940, 1063396, 1310027, 1329245, 2620054, 2658490, 5240108, 5316980, 6550135, 13100270, 26200540, 108732241, 217464482, 434928964, 543661205, 1087322410, 2174644820]

約数ペア:

[(1, 2174644820), (2, 1087322410), (4, 543661205), (5, 434928964), (10, 217464482), (20, 108732241), (83, 26200540), (166, 13100270), (332, 6550135), (409, 5316980), (415, 5240108), (818, 2658490), (830, 2620054), (1636, 1329245), (1660, 1310027), (2045, 1063396), (3203, 678940), (4090, 531698), (6406, 339470), (8180, 265849), (12812, 169735), (16015, 135788), (32030, 67894), (33947, 64060)]