284813240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{418843}}^1$

素因数の和:418871

約数の個数: 32

約数和(自身を含む): 678527280

約数和(自身を除く): 393714040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 418843, 837686, 1675372, 2094215, 3350744, 4188430, 7120331, 8376860, 14240662, 16753720, 28481324, 35601655, 56962648, 71203310, 142406620, 284813240]

約数ペア:

[(1, 284813240), (2, 142406620), (4, 71203310), (5, 56962648), (8, 35601655), (10, 28481324), (17, 16753720), (20, 14240662), (34, 8376860), (40, 7120331), (68, 4188430), (85, 3350744), (136, 2094215), (170, 1675372), (340, 837686), (680, 418843)]