91720760

素因数分解:

$2^3\times 5^1\times {\mathrm{977}}^1\times {\mathrm{2347}}^1$

素因数の和:3335

約数の個数: 32

約数和(自身を含む): 206670960

約数和(自身を除く): 114950200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 977, 1954, 2347, 3908, 4694, 4885, 7816, 9388, 9770, 11735, 18776, 19540, 23470, 39080, 46940, 93880, 2293019, 4586038, 9172076, 11465095, 18344152, 22930190, 45860380, 91720760]

約数ペア:

[(1, 91720760), (2, 45860380), (4, 22930190), (5, 18344152), (8, 11465095), (10, 9172076), (20, 4586038), (40, 2293019), (977, 93880), (1954, 46940), (2347, 39080), (3908, 23470), (4694, 19540), (4885, 18776), (7816, 11735), (9388, 9770)]