1345260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3203}}^1$

素因数の和:3222

約数の個数: 48

約数和(自身を含む): 4306176

約数和(自身を除く): 2960916

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 3203, 6406, 9609, 12812, 16015, 19218, 22421, 32030, 38436, 44842, 48045, 64060, 67263, 89684, 96090, 112105, 134526, 192180, 224210, 269052, 336315, 448420, 672630, 1345260]

約数ペア:

[(1, 1345260), (2, 672630), (3, 448420), (4, 336315), (5, 269052), (6, 224210), (7, 192180), (10, 134526), (12, 112105), (14, 96090), (15, 89684), (20, 67263), (21, 64060), (28, 48045), (30, 44842), (35, 38436), (42, 32030), (60, 22421), (70, 19218), (84, 16015), (105, 12812), (140, 9609), (210, 6406), (420, 3203)]