42570680

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 99100800

約数和(自身を除く): 56530120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 73, 122, 146, 239, 244, 292, 305, 365, 478, 488, 584, 610, 730, 956, 1195, 1220, 1460, 1912, 2390, 2440, 2920, 4453, 4780, 8906, 9560, 14579, 17447, 17812, 22265, 29158, 34894, 35624, 44530, 58316, 69788, 72895, 87235, 89060, 116632, 139576, 145790, 174470, 178120, 291580, 348940, 583160, 697880, 1064267, 2128534, 4257068, 5321335, 8514136, 10642670, 21285340, 42570680]

約数ペア:

[(1, 42570680), (2, 21285340), (4, 10642670), (5, 8514136), (8, 5321335), (10, 4257068), (20, 2128534), (40, 1064267), (61, 697880), (73, 583160), (122, 348940), (146, 291580), (239, 178120), (244, 174470), (292, 145790), (305, 139576), (365, 116632), (478, 89060), (488, 87235), (584, 72895), (610, 69788), (730, 58316), (956, 44530), (1195, 35624), (1220, 34894), (1460, 29158), (1912, 22265), (2390, 17812), (2440, 17447), (2920, 14579), (4453, 9560), (4780, 8906)]