2905031870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1789}}^1\times {\mathrm{12491}}^1$

素因数の和:14300

約数の個数: 32

約数和(自身を含む): 5634891360

約数和(自身を除く): 2729859490

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1789, 3578, 8945, 12491, 17890, 23257, 24982, 46514, 62455, 116285, 124910, 162383, 232570, 324766, 811915, 1623830, 22346399, 44692798, 111731995, 223463990, 290503187, 581006374, 1452515935, 2905031870]

約数ペア:

[(1, 2905031870), (2, 1452515935), (5, 581006374), (10, 290503187), (13, 223463990), (26, 111731995), (65, 44692798), (130, 22346399), (1789, 1623830), (3578, 811915), (8945, 324766), (12491, 232570), (17890, 162383), (23257, 124910), (24982, 116285), (46514, 62455)]