879968240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{268283}}^1$

素因数の和:268337

約数の個数: 40

約数和(自身を含む): 2095834608

約数和(自身を除く): 1215866368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 268283, 536566, 1073132, 1341415, 2146264, 2682830, 4292528, 5365660, 10731320, 10999603, 21462640, 21999206, 43998412, 54998015, 87996824, 109996030, 175993648, 219992060, 439984120, 879968240]

約数ペア:

[(1, 879968240), (2, 439984120), (4, 219992060), (5, 175993648), (8, 109996030), (10, 87996824), (16, 54998015), (20, 43998412), (40, 21999206), (41, 21462640), (80, 10999603), (82, 10731320), (164, 5365660), (205, 4292528), (328, 2682830), (410, 2146264), (656, 1341415), (820, 1073132), (1640, 536566), (3280, 268283)]