89697860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{33721}}^1$

素因数の和:33756

約数の個数: 48

約数和(自身を含む): 226611840

約数和(自身を除く): 136913980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 33721, 67442, 134884, 168605, 236047, 337210, 472094, 640699, 674420, 944188, 1180235, 1281398, 2360470, 2562796, 3203495, 4484893, 4720940, 6406990, 8969786, 12813980, 17939572, 22424465, 44848930, 89697860]

約数ペア:

[(1, 89697860), (2, 44848930), (4, 22424465), (5, 17939572), (7, 12813980), (10, 8969786), (14, 6406990), (19, 4720940), (20, 4484893), (28, 3203495), (35, 2562796), (38, 2360470), (70, 1281398), (76, 1180235), (95, 944188), (133, 674420), (140, 640699), (190, 472094), (266, 337210), (380, 236047), (532, 168605), (665, 134884), (1330, 67442), (2660, 33721)]