30910040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1093}}^1$

素因数の和:1212

約数の個数: 64

約数和(自身を含む): 80343360

約数和(自身を除く): 49433320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 101, 140, 202, 280, 404, 505, 707, 808, 1010, 1093, 1414, 2020, 2186, 2828, 3535, 4040, 4372, 5465, 5656, 7070, 7651, 8744, 10930, 14140, 15302, 21860, 28280, 30604, 38255, 43720, 61208, 76510, 110393, 153020, 220786, 306040, 441572, 551965, 772751, 883144, 1103930, 1545502, 2207860, 3091004, 3863755, 4415720, 6182008, 7727510, 15455020, 30910040]

約数ペア:

[(1, 30910040), (2, 15455020), (4, 7727510), (5, 6182008), (7, 4415720), (8, 3863755), (10, 3091004), (14, 2207860), (20, 1545502), (28, 1103930), (35, 883144), (40, 772751), (56, 551965), (70, 441572), (101, 306040), (140, 220786), (202, 153020), (280, 110393), (404, 76510), (505, 61208), (707, 43720), (808, 38255), (1010, 30604), (1093, 28280), (1414, 21860), (2020, 15302), (2186, 14140), (2828, 10930), (3535, 8744), (4040, 7651), (4372, 7070), (5465, 5656)]