90882140

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{19013}}^1$

素因数の和:19261

約数の個数: 24

約数和(自身を含む): 191661120

約数和(自身を除く): 100778980

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 19013, 38026, 76052, 95065, 190130, 380260, 4544107, 9088214, 18176428, 22720535, 45441070, 90882140]

約数ペア:

[(1, 90882140), (2, 45441070), (4, 22720535), (5, 18176428), (10, 9088214), (20, 4544107), (239, 380260), (478, 190130), (956, 95065), (1195, 76052), (2390, 38026), (4780, 19013)]