212764340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{2389}}^1$

素因数の和:2532

約数の個数: 48

約数和(自身を含む): 460543440

約数和(自身を除く): 247779100

約数列:

[1, 2, 4, 5, 10, 20, 61, 73, 122, 146, 244, 292, 305, 365, 610, 730, 1220, 1460, 2389, 4453, 4778, 8906, 9556, 11945, 17812, 22265, 23890, 44530, 47780, 89060, 145729, 174397, 291458, 348794, 582916, 697588, 728645, 871985, 1457290, 1743970, 2914580, 3487940, 10638217, 21276434, 42552868, 53191085, 106382170, 212764340]

約数ペア:

[(1, 212764340), (2, 106382170), (4, 53191085), (5, 42552868), (10, 21276434), (20, 10638217), (61, 3487940), (73, 2914580), (122, 1743970), (146, 1457290), (244, 871985), (292, 728645), (305, 697588), (365, 582916), (610, 348794), (730, 291458), (1220, 174397), (1460, 145729), (2389, 89060), (4453, 47780), (4778, 44530), (8906, 23890), (9556, 22265), (11945, 17812)]