147598420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{434113}}^1$

素因数の和:434139

約数の個数: 24

約数和(自身を含む): 328190184

約数和(自身を除く): 180591764

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 434113, 868226, 1736452, 2170565, 4341130, 7379921, 8682260, 14759842, 29519684, 36899605, 73799210, 147598420]

約数ペア:

[(1, 147598420), (2, 73799210), (4, 36899605), (5, 29519684), (10, 14759842), (17, 8682260), (20, 7379921), (34, 4341130), (68, 2170565), (85, 1736452), (170, 868226), (340, 434113)]