8107980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7949}}^1$

素因数の和:7978

約数の個数: 48

約数和(自身を含む): 24040800

約数和(自身を除く): 15932820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 7949, 15898, 23847, 31796, 39745, 47694, 79490, 95388, 119235, 135133, 158980, 238470, 270266, 405399, 476940, 540532, 675665, 810798, 1351330, 1621596, 2026995, 2702660, 4053990, 8107980]

約数ペア:

[(1, 8107980), (2, 4053990), (3, 2702660), (4, 2026995), (5, 1621596), (6, 1351330), (10, 810798), (12, 675665), (15, 540532), (17, 476940), (20, 405399), (30, 270266), (34, 238470), (51, 158980), (60, 135133), (68, 119235), (85, 95388), (102, 79490), (170, 47694), (204, 39745), (255, 31796), (340, 23847), (510, 15898), (1020, 7949)]