20852150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1277

約数の個数: 48

約数和(自身を含む): 43711488

約数和(自身を除く): 22859338

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 50, 55, 62, 110, 155, 275, 310, 341, 550, 682, 775, 1223, 1550, 1705, 2446, 3410, 6115, 8525, 12230, 13453, 17050, 26906, 30575, 37913, 61150, 67265, 75826, 134530, 189565, 336325, 379130, 417043, 672650, 834086, 947825, 1895650, 2085215, 4170430, 10426075, 20852150]

約数ペア:

[(1, 20852150), (2, 10426075), (5, 4170430), (10, 2085215), (11, 1895650), (22, 947825), (25, 834086), (31, 672650), (50, 417043), (55, 379130), (62, 336325), (110, 189565), (155, 134530), (275, 75826), (310, 67265), (341, 61150), (550, 37913), (682, 30575), (775, 26906), (1223, 17050), (1550, 13453), (1705, 12230), (2446, 8525), (3410, 6115)]