313707920

素因数分解:

$2^4\times 5^1\times {\mathrm{373}}^1\times {\mathrm{10513}}^1$

素因数の和:10899

約数の個数: 40

約数和(自身を含む): 731395896

約数和(自身を除く): 417687976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 373, 746, 1492, 1865, 2984, 3730, 5968, 7460, 10513, 14920, 21026, 29840, 42052, 52565, 84104, 105130, 168208, 210260, 420520, 841040, 3921349, 7842698, 15685396, 19606745, 31370792, 39213490, 62741584, 78426980, 156853960, 313707920]

約数ペア:

[(1, 313707920), (2, 156853960), (4, 78426980), (5, 62741584), (8, 39213490), (10, 31370792), (16, 19606745), (20, 15685396), (40, 7842698), (80, 3921349), (373, 841040), (746, 420520), (1492, 210260), (1865, 168208), (2984, 105130), (3730, 84104), (5968, 52565), (7460, 42052), (10513, 29840), (14920, 21026)]