74777540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{10357}}^1$

素因数の和:10404

約数の個数: 36

約数和(自身を含む): 165748716

約数和(自身を除く): 90971176

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 10357, 20714, 41428, 51785, 103570, 196783, 207140, 393566, 787132, 983915, 1967830, 3738877, 3935660, 7477754, 14955508, 18694385, 37388770, 74777540]

約数ペア:

[(1, 74777540), (2, 37388770), (4, 18694385), (5, 14955508), (10, 7477754), (19, 3935660), (20, 3738877), (38, 1967830), (76, 983915), (95, 787132), (190, 393566), (361, 207140), (380, 196783), (722, 103570), (1444, 51785), (1805, 41428), (3610, 20714), (7220, 10357)]