404393470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1\times {\mathrm{3547}}^1$

素因数の和:4444

約数の個数: 32

約数和(自身を含む): 785016288

約数和(自身を除く): 380622818

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 877, 1754, 3547, 4385, 7094, 8770, 11401, 17735, 22802, 35470, 46111, 57005, 92222, 114010, 230555, 461110, 3110719, 6221438, 15553595, 31107190, 40439347, 80878694, 202196735, 404393470]

約数ペア:

[(1, 404393470), (2, 202196735), (5, 80878694), (10, 40439347), (13, 31107190), (26, 15553595), (65, 6221438), (130, 3110719), (877, 461110), (1754, 230555), (3547, 114010), (4385, 92222), (7094, 57005), (8770, 46111), (11401, 35470), (17735, 22802)]