12309020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{883}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 28068768

約数和(自身を除く): 15759748

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 883, 1394, 1766, 2788, 3485, 3532, 4415, 6970, 8830, 13940, 15011, 17660, 30022, 36203, 60044, 72406, 75055, 144812, 150110, 181015, 300220, 362030, 615451, 724060, 1230902, 2461804, 3077255, 6154510, 12309020]

約数ペア:

[(1, 12309020), (2, 6154510), (4, 3077255), (5, 2461804), (10, 1230902), (17, 724060), (20, 615451), (34, 362030), (41, 300220), (68, 181015), (82, 150110), (85, 144812), (164, 75055), (170, 72406), (205, 60044), (340, 36203), (410, 30022), (697, 17660), (820, 15011), (883, 13940), (1394, 8830), (1766, 6970), (2788, 4415), (3485, 3532)]