129978640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{147703}}^1$

素因数の和:147727

約数の個数: 40

約数和(自身を含む): 329675328

約数和(自身を除く): 199696688

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 147703, 295406, 590812, 738515, 1181624, 1477030, 1624733, 2363248, 2954060, 3249466, 5908120, 6498932, 8123665, 11816240, 12997864, 16247330, 25995728, 32494660, 64989320, 129978640]

約数ペア:

[(1, 129978640), (2, 64989320), (4, 32494660), (5, 25995728), (8, 16247330), (10, 12997864), (11, 11816240), (16, 8123665), (20, 6498932), (22, 5908120), (40, 3249466), (44, 2954060), (55, 2363248), (80, 1624733), (88, 1477030), (110, 1181624), (176, 738515), (220, 590812), (440, 295406), (880, 147703)]