20046570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1709}}^1$

素因数の和:1759

約数の個数: 64

約数和(自身を含む): 53187840

約数和(自身を除く): 33141270

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 85, 102, 115, 138, 170, 230, 255, 345, 391, 510, 690, 782, 1173, 1709, 1955, 2346, 3418, 3910, 5127, 5865, 8545, 10254, 11730, 17090, 25635, 29053, 39307, 51270, 58106, 78614, 87159, 117921, 145265, 174318, 196535, 235842, 290530, 393070, 435795, 589605, 668219, 871590, 1179210, 1336438, 2004657, 3341095, 4009314, 6682190, 10023285, 20046570]

約数ペア:

[(1, 20046570), (2, 10023285), (3, 6682190), (5, 4009314), (6, 3341095), (10, 2004657), (15, 1336438), (17, 1179210), (23, 871590), (30, 668219), (34, 589605), (46, 435795), (51, 393070), (69, 290530), (85, 235842), (102, 196535), (115, 174318), (138, 145265), (170, 117921), (230, 87159), (255, 78614), (345, 58106), (391, 51270), (510, 39307), (690, 29053), (782, 25635), (1173, 17090), (1709, 11730), (1955, 10254), (2346, 8545), (3418, 5865), (3910, 5127)]