2789670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 7547904

約数和(自身を除く): 4758234

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 311, 345, 390, 598, 622, 690, 897, 933, 1495, 1555, 1794, 1866, 2990, 3110, 4043, 4485, 4665, 7153, 8086, 8970, 9330, 12129, 14306, 20215, 21459, 24258, 35765, 40430, 42918, 60645, 71530, 92989, 107295, 121290, 185978, 214590, 278967, 464945, 557934, 929890, 1394835, 2789670]

約数ペア:

[(1, 2789670), (2, 1394835), (3, 929890), (5, 557934), (6, 464945), (10, 278967), (13, 214590), (15, 185978), (23, 121290), (26, 107295), (30, 92989), (39, 71530), (46, 60645), (65, 42918), (69, 40430), (78, 35765), (115, 24258), (130, 21459), (138, 20215), (195, 14306), (230, 12129), (299, 9330), (311, 8970), (345, 8086), (390, 7153), (598, 4665), (622, 4485), (690, 4043), (897, 3110), (933, 2990), (1495, 1866), (1555, 1794)]