12884090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 25347168

約数和(自身を除く): 12463078

約数列:

[1, 2, 5, 10, 19, 38, 43, 83, 86, 95, 166, 190, 215, 361, 415, 430, 722, 817, 830, 1577, 1634, 1805, 3154, 3569, 3610, 4085, 7138, 7885, 8170, 15523, 15770, 17845, 29963, 31046, 35690, 59926, 67811, 77615, 135622, 149815, 155230, 299630, 339055, 678110, 1288409, 2576818, 6442045, 12884090]

約数ペア:

[(1, 12884090), (2, 6442045), (5, 2576818), (10, 1288409), (19, 678110), (38, 339055), (43, 299630), (83, 155230), (86, 149815), (95, 135622), (166, 77615), (190, 67811), (215, 59926), (361, 35690), (415, 31046), (430, 29963), (722, 17845), (817, 15770), (830, 15523), (1577, 8170), (1634, 7885), (1805, 7138), (3154, 4085), (3569, 3610)]