1917385210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{2879}}^1$

素因数の和:3055

約数の個数: 64

約数和(自身を含む): 3832012800

約数和(自身を除く): 1914627590

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 109, 130, 218, 235, 470, 545, 611, 1090, 1222, 1417, 2834, 2879, 3055, 5123, 5758, 6110, 7085, 10246, 14170, 14395, 25615, 28790, 37427, 51230, 66599, 74854, 133198, 135313, 187135, 270626, 313811, 332995, 374270, 627622, 665990, 676565, 1353130, 1569055, 1759069, 3138110, 3518138, 4079543, 8159086, 8795345, 14749117, 17590690, 20397715, 29498234, 40795430, 73745585, 147491170, 191738521, 383477042, 958692605, 1917385210]

約数ペア:

[(1, 1917385210), (2, 958692605), (5, 383477042), (10, 191738521), (13, 147491170), (26, 73745585), (47, 40795430), (65, 29498234), (94, 20397715), (109, 17590690), (130, 14749117), (218, 8795345), (235, 8159086), (470, 4079543), (545, 3518138), (611, 3138110), (1090, 1759069), (1222, 1569055), (1417, 1353130), (2834, 676565), (2879, 665990), (3055, 627622), (5123, 374270), (5758, 332995), (6110, 313811), (7085, 270626), (10246, 187135), (14170, 135313), (14395, 133198), (25615, 74854), (28790, 66599), (37427, 51230)]