202123540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{25847}}^1$

素因数の和:25896

約数の個数: 48

約数和(自身を含む): 468986112

約数和(自身を除く): 266862572

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 25847, 51694, 103388, 129235, 258470, 439399, 516940, 594481, 878798, 1188962, 1757596, 2196995, 2377924, 2972405, 4393990, 5944810, 8787980, 10106177, 11889620, 20212354, 40424708, 50530885, 101061770, 202123540]

約数ペア:

[(1, 202123540), (2, 101061770), (4, 50530885), (5, 40424708), (10, 20212354), (17, 11889620), (20, 10106177), (23, 8787980), (34, 5944810), (46, 4393990), (68, 2972405), (85, 2377924), (92, 2196995), (115, 1757596), (170, 1188962), (230, 878798), (340, 594481), (391, 516940), (460, 439399), (782, 258470), (1564, 129235), (1955, 103388), (3910, 51694), (7820, 25847)]