20347062760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{177301}}^1$

素因数の和:177482

約数の個数: 64

約数和(自身を含む): 48509827200

約数和(自身を除く): 28162764440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 151, 152, 190, 302, 380, 604, 755, 760, 1208, 1510, 2869, 3020, 5738, 6040, 11476, 14345, 22952, 28690, 57380, 114760, 177301, 354602, 709204, 886505, 1418408, 1773010, 3368719, 3546020, 6737438, 7092040, 13474876, 16843595, 26772451, 26949752, 33687190, 53544902, 67374380, 107089804, 133862255, 134748760, 214179608, 267724510, 508676569, 535449020, 1017353138, 1070898040, 2034706276, 2543382845, 4069412552, 5086765690, 10173531380, 20347062760]

約数ペア:

[(1, 20347062760), (2, 10173531380), (4, 5086765690), (5, 4069412552), (8, 2543382845), (10, 2034706276), (19, 1070898040), (20, 1017353138), (38, 535449020), (40, 508676569), (76, 267724510), (95, 214179608), (151, 134748760), (152, 133862255), (190, 107089804), (302, 67374380), (380, 53544902), (604, 33687190), (755, 26949752), (760, 26772451), (1208, 16843595), (1510, 13474876), (2869, 7092040), (3020, 6737438), (5738, 3546020), (6040, 3368719), (11476, 1773010), (14345, 1418408), (22952, 886505), (28690, 709204), (57380, 354602), (114760, 177301)]