1856394100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{153421}}^1$

素因数の和:153457

約数の個数: 54

約数和(自身を含む): 4427912342

約数和(自身を除く): 2571518242

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 2420, 3025, 6050, 12100, 153421, 306842, 613684, 767105, 1534210, 1687631, 3068420, 3375262, 3835525, 6750524, 7671050, 8438155, 15342100, 16876310, 18563941, 33752620, 37127882, 42190775, 74255764, 84381550, 92819705, 168763100, 185639410, 371278820, 464098525, 928197050, 1856394100]

約数ペア:

[(1, 1856394100), (2, 928197050), (4, 464098525), (5, 371278820), (10, 185639410), (11, 168763100), (20, 92819705), (22, 84381550), (25, 74255764), (44, 42190775), (50, 37127882), (55, 33752620), (100, 18563941), (110, 16876310), (121, 15342100), (220, 8438155), (242, 7671050), (275, 6750524), (484, 3835525), (550, 3375262), (605, 3068420), (1100, 1687631), (1210, 1534210), (2420, 767105), (3025, 613684), (6050, 306842), (12100, 153421)]