8001420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19051}}^1$

素因数の和:19070

約数の個数: 48

約数和(自身を含む): 25605888

約数和(自身を除く): 17604468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 19051, 38102, 57153, 76204, 95255, 114306, 133357, 190510, 228612, 266714, 285765, 381020, 400071, 533428, 571530, 666785, 800142, 1143060, 1333570, 1600284, 2000355, 2667140, 4000710, 8001420]

約数ペア:

[(1, 8001420), (2, 4000710), (3, 2667140), (4, 2000355), (5, 1600284), (6, 1333570), (7, 1143060), (10, 800142), (12, 666785), (14, 571530), (15, 533428), (20, 400071), (21, 381020), (28, 285765), (30, 266714), (35, 228612), (42, 190510), (60, 133357), (70, 114306), (84, 95255), (105, 76204), (140, 57153), (210, 38102), (420, 19051)]