154456420

素因数分解:

$2^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{11719}}^1$

素因数の和:12387

約数の個数: 24

約数和(自身を含む): 324878400

約数和(自身を除く): 170421980

約数列:

[1, 2, 4, 5, 10, 20, 659, 1318, 2636, 3295, 6590, 11719, 13180, 23438, 46876, 58595, 117190, 234380, 7722821, 15445642, 30891284, 38614105, 77228210, 154456420]

約数ペア:

[(1, 154456420), (2, 77228210), (4, 38614105), (5, 30891284), (10, 15445642), (20, 7722821), (659, 234380), (1318, 117190), (2636, 58595), (3295, 46876), (6590, 23438), (11719, 13180)]