57948280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{111439}}^1$

素因数の和:111463

約数の個数: 32

約数和(自身を含む): 140414400

約数和(自身を除く): 82466120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 111439, 222878, 445756, 557195, 891512, 1114390, 1448707, 2228780, 2897414, 4457560, 5794828, 7243535, 11589656, 14487070, 28974140, 57948280]

約数ペア:

[(1, 57948280), (2, 28974140), (4, 14487070), (5, 11589656), (8, 7243535), (10, 5794828), (13, 4457560), (20, 2897414), (26, 2228780), (40, 1448707), (52, 1114390), (65, 891512), (104, 557195), (130, 445756), (260, 222878), (520, 111439)]