2638617240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{3141211}}^1$

素因数の和:3141232

約数の個数: 64

約数和(自身を含む): 9046690560

約数和(自身を除く): 6408073320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 3141211, 6282422, 9423633, 12564844, 15706055, 18847266, 21988477, 25129688, 31412110, 37694532, 43976954, 47118165, 62824220, 65965431, 75389064, 87953908, 94236330, 109942385, 125648440, 131930862, 175907816, 188472660, 219884770, 263861724, 329827155, 376945320, 439769540, 527723448, 659654310, 879539080, 1319308620, 2638617240]

約数ペア:

[(1, 2638617240), (2, 1319308620), (3, 879539080), (4, 659654310), (5, 527723448), (6, 439769540), (7, 376945320), (8, 329827155), (10, 263861724), (12, 219884770), (14, 188472660), (15, 175907816), (20, 131930862), (21, 125648440), (24, 109942385), (28, 94236330), (30, 87953908), (35, 75389064), (40, 65965431), (42, 62824220), (56, 47118165), (60, 43976954), (70, 37694532), (84, 31412110), (105, 25129688), (120, 21988477), (140, 18847266), (168, 15706055), (210, 12564844), (280, 9423633), (420, 6282422), (840, 3141211)]