2122804580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{31769}}^1$

素因数の和:32048

約数の個数: 48

約数和(自身を含む): 4819636080

約数和(自身を除く): 2696831500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 257, 260, 514, 1028, 1285, 2570, 3341, 5140, 6682, 13364, 16705, 31769, 33410, 63538, 66820, 127076, 158845, 317690, 412997, 635380, 825994, 1651988, 2064985, 4129970, 8164633, 8259940, 16329266, 32658532, 40823165, 81646330, 106140229, 163292660, 212280458, 424560916, 530701145, 1061402290, 2122804580]

約数ペア:

[(1, 2122804580), (2, 1061402290), (4, 530701145), (5, 424560916), (10, 212280458), (13, 163292660), (20, 106140229), (26, 81646330), (52, 40823165), (65, 32658532), (130, 16329266), (257, 8259940), (260, 8164633), (514, 4129970), (1028, 2064985), (1285, 1651988), (2570, 825994), (3341, 635380), (5140, 412997), (6682, 317690), (13364, 158845), (16705, 127076), (31769, 66820), (33410, 63538)]