26638190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 52011072

約数和(自身を除く): 25372882

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 157, 190, 235, 314, 361, 470, 722, 785, 893, 1570, 1786, 1805, 2983, 3610, 4465, 5966, 7379, 8930, 14758, 14915, 16967, 29830, 33934, 36895, 56677, 73790, 84835, 113354, 140201, 169670, 280402, 283385, 566770, 701005, 1402010, 2663819, 5327638, 13319095, 26638190]

約数ペア:

[(1, 26638190), (2, 13319095), (5, 5327638), (10, 2663819), (19, 1402010), (38, 701005), (47, 566770), (94, 283385), (95, 280402), (157, 169670), (190, 140201), (235, 113354), (314, 84835), (361, 73790), (470, 56677), (722, 36895), (785, 33934), (893, 29830), (1570, 16967), (1786, 14915), (1805, 14758), (2983, 8930), (3610, 7379), (4465, 5966)]