653027460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{640223}}^1$

素因数の和:640252

約数の個数: 48

約数和(自身を含む): 1936037376

約数和(自身を除く): 1283009916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 640223, 1280446, 1920669, 2560892, 3201115, 3841338, 6402230, 7682676, 9603345, 10883791, 12804460, 19206690, 21767582, 32651373, 38413380, 43535164, 54418955, 65302746, 108837910, 130605492, 163256865, 217675820, 326513730, 653027460]

約数ペア:

[(1, 653027460), (2, 326513730), (3, 217675820), (4, 163256865), (5, 130605492), (6, 108837910), (10, 65302746), (12, 54418955), (15, 43535164), (17, 38413380), (20, 32651373), (30, 21767582), (34, 19206690), (51, 12804460), (60, 10883791), (68, 9603345), (85, 7682676), (102, 6402230), (170, 3841338), (204, 3201115), (255, 2560892), (340, 1920669), (510, 1280446), (1020, 640223)]