1976940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{523}}^1$

素因数の和:548

約数の個数: 96

約数和(自身を含む): 7042560

約数和(自身を除く): 5065620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 523, 540, 630, 756, 945, 1046, 1260, 1569, 1890, 2092, 2615, 3138, 3661, 3780, 4707, 5230, 6276, 7322, 7845, 9414, 10460, 10983, 14121, 14644, 15690, 18305, 18828, 21966, 23535, 28242, 31380, 32949, 36610, 43932, 47070, 54915, 56484, 65898, 70605, 73220, 94140, 98847, 109830, 131796, 141210, 164745, 197694, 219660, 282420, 329490, 395388, 494235, 658980, 988470, 1976940]

約数ペア:

[(1, 1976940), (2, 988470), (3, 658980), (4, 494235), (5, 395388), (6, 329490), (7, 282420), (9, 219660), (10, 197694), (12, 164745), (14, 141210), (15, 131796), (18, 109830), (20, 98847), (21, 94140), (27, 73220), (28, 70605), (30, 65898), (35, 56484), (36, 54915), (42, 47070), (45, 43932), (54, 36610), (60, 32949), (63, 31380), (70, 28242), (84, 23535), (90, 21966), (105, 18828), (108, 18305), (126, 15690), (135, 14644), (140, 14121), (180, 10983), (189, 10460), (210, 9414), (252, 7845), (270, 7322), (315, 6276), (378, 5230), (420, 4707), (523, 3780), (540, 3661), (630, 3138), (756, 2615), (945, 2092), (1046, 1890), (1260, 1569)]