446793980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{3407}}^1$

素因数の和:3578

約数の個数: 48

約数和(自身を含む): 961873920

約数和(自身を除く): 515079940

約数列:

[1, 2, 4, 5, 10, 20, 79, 83, 158, 166, 316, 332, 395, 415, 790, 830, 1580, 1660, 3407, 6557, 6814, 13114, 13628, 17035, 26228, 32785, 34070, 65570, 68140, 131140, 269153, 282781, 538306, 565562, 1076612, 1131124, 1345765, 1413905, 2691530, 2827810, 5383060, 5655620, 22339699, 44679398, 89358796, 111698495, 223396990, 446793980]

約数ペア:

[(1, 446793980), (2, 223396990), (4, 111698495), (5, 89358796), (10, 44679398), (20, 22339699), (79, 5655620), (83, 5383060), (158, 2827810), (166, 2691530), (316, 1413905), (332, 1345765), (395, 1131124), (415, 1076612), (790, 565562), (830, 538306), (1580, 282781), (1660, 269153), (3407, 131140), (6557, 68140), (6814, 65570), (13114, 34070), (13628, 32785), (17035, 26228)]