2540279740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{90017}}^1$

素因数の和:90126

約数の個数: 48

約数和(自身を含む): 5716503072

約数和(自身を除く): 3176223332

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 166, 170, 332, 340, 415, 830, 1411, 1660, 2822, 5644, 7055, 14110, 28220, 90017, 180034, 360068, 450085, 900170, 1530289, 1800340, 3060578, 6121156, 7471411, 7651445, 14942822, 15302890, 29885644, 30605780, 37357055, 74714110, 127013987, 149428220, 254027974, 508055948, 635069935, 1270139870, 2540279740]

約数ペア:

[(1, 2540279740), (2, 1270139870), (4, 635069935), (5, 508055948), (10, 254027974), (17, 149428220), (20, 127013987), (34, 74714110), (68, 37357055), (83, 30605780), (85, 29885644), (166, 15302890), (170, 14942822), (332, 7651445), (340, 7471411), (415, 6121156), (830, 3060578), (1411, 1800340), (1660, 1530289), (2822, 900170), (5644, 450085), (7055, 360068), (14110, 180034), (28220, 90017)]