40186810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{6389}}^1$

素因数の和:6450

約数の個数: 32

約数和(自身を含む): 78673680

約数和(自身を除く): 38486870

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 170, 185, 370, 629, 1258, 3145, 6290, 6389, 12778, 31945, 63890, 108613, 217226, 236393, 472786, 543065, 1086130, 1181965, 2363930, 4018681, 8037362, 20093405, 40186810]

約数ペア:

[(1, 40186810), (2, 20093405), (5, 8037362), (10, 4018681), (17, 2363930), (34, 1181965), (37, 1086130), (74, 543065), (85, 472786), (170, 236393), (185, 217226), (370, 108613), (629, 63890), (1258, 31945), (3145, 12778), (6290, 6389)]