20649043520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{9218323}}^1$

素因数の和:9218347

約数の個数: 56

約数和(自身を含む): 56194903104

約数和(自身を除く): 35545859584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 9218323, 18436646, 36873292, 46091615, 64528261, 73746584, 92183230, 129056522, 147493168, 184366460, 258113044, 294986336, 322641305, 368732920, 516226088, 589972672, 645282610, 737465840, 1032452176, 1290565220, 1474931680, 2064904352, 2581130440, 2949863360, 4129808704, 5162260880, 10324521760, 20649043520]

約数ペア:

[(1, 20649043520), (2, 10324521760), (4, 5162260880), (5, 4129808704), (7, 2949863360), (8, 2581130440), (10, 2064904352), (14, 1474931680), (16, 1290565220), (20, 1032452176), (28, 737465840), (32, 645282610), (35, 589972672), (40, 516226088), (56, 368732920), (64, 322641305), (70, 294986336), (80, 258113044), (112, 184366460), (140, 147493168), (160, 129056522), (224, 92183230), (280, 73746584), (320, 64528261), (448, 46091615), (560, 36873292), (1120, 18436646), (2240, 9218323)]