201315260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{27883}}^1$

素因数の和:27930

約数の個数: 36

約数和(自身を含む): 446199768

約数和(自身を除く): 244884508

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 27883, 55766, 111532, 139415, 278830, 529777, 557660, 1059554, 2119108, 2648885, 5297770, 10065763, 10595540, 20131526, 40263052, 50328815, 100657630, 201315260]

約数ペア:

[(1, 201315260), (2, 100657630), (4, 50328815), (5, 40263052), (10, 20131526), (19, 10595540), (20, 10065763), (38, 5297770), (76, 2648885), (95, 2119108), (190, 1059554), (361, 557660), (380, 529777), (722, 278830), (1444, 139415), (1805, 111532), (3610, 55766), (7220, 27883)]