20126931650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{1091}}^1\times {\mathrm{52709}}^1$

素因数の和:53819

約数の個数: 48

約数和(自身を含む): 42824134080

約数和(自身を除く): 22697202430

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 1091, 2182, 5455, 7637, 10910, 15274, 27275, 38185, 52709, 54550, 76370, 105418, 190925, 263545, 368963, 381850, 527090, 737926, 1317725, 1844815, 2635450, 3689630, 9224075, 18448150, 57505519, 115011038, 287527595, 402538633, 575055190, 805077266, 1437637975, 2012693165, 2875275950, 4025386330, 10063465825, 20126931650]

約数ペア:

[(1, 20126931650), (2, 10063465825), (5, 4025386330), (7, 2875275950), (10, 2012693165), (14, 1437637975), (25, 805077266), (35, 575055190), (50, 402538633), (70, 287527595), (175, 115011038), (350, 57505519), (1091, 18448150), (2182, 9224075), (5455, 3689630), (7637, 2635450), (10910, 1844815), (15274, 1317725), (27275, 737926), (38185, 527090), (52709, 381850), (54550, 368963), (76370, 263545), (105418, 190925)]