181124920

素因数分解:

$2^3\times 5^1\times {\mathrm{691}}^1\times {\mathrm{6553}}^1$

素因数の和:7255

約数の個数: 32

約数和(自身を含む): 408183120

約数和(自身を除く): 227058200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 691, 1382, 2764, 3455, 5528, 6553, 6910, 13106, 13820, 26212, 27640, 32765, 52424, 65530, 131060, 262120, 4528123, 9056246, 18112492, 22640615, 36224984, 45281230, 90562460, 181124920]

約数ペア:

[(1, 181124920), (2, 90562460), (4, 45281230), (5, 36224984), (8, 22640615), (10, 18112492), (20, 9056246), (40, 4528123), (691, 262120), (1382, 131060), (2764, 65530), (3455, 52424), (5528, 32765), (6553, 27640), (6910, 26212), (13106, 13820)]