2690520

素因数分解:

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

素因数の和:3224

約数の個数: 64

約数和(自身を含む): 9227520

約数和(自身を除く): 6537000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 3203, 6406, 9609, 12812, 16015, 19218, 22421, 25624, 32030, 38436, 44842, 48045, 64060, 67263, 76872, 89684, 96090, 112105, 128120, 134526, 179368, 192180, 224210, 269052, 336315, 384360, 448420, 538104, 672630, 896840, 1345260, 2690520]

約数ペア:

[(1, 2690520), (2, 1345260), (3, 896840), (4, 672630), (5, 538104), (6, 448420), (7, 384360), (8, 336315), (10, 269052), (12, 224210), (14, 192180), (15, 179368), (20, 134526), (21, 128120), (24, 112105), (28, 96090), (30, 89684), (35, 76872), (40, 67263), (42, 64060), (56, 48045), (60, 44842), (70, 38436), (84, 32030), (105, 25624), (120, 22421), (140, 19218), (168, 16015), (210, 12812), (280, 9609), (420, 6406), (840, 3203)]