40988804980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{55390277}}^1$

素因数の和:55390323

約数の個数: 24

約数和(自身を含む): 88402883688

約数和(自身を除く): 47414078708

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 55390277, 110780554, 221561108, 276951385, 553902770, 1107805540, 2049440249, 4098880498, 8197760996, 10247201245, 20494402490, 40988804980]

約数ペア:

[(1, 40988804980), (2, 20494402490), (4, 10247201245), (5, 8197760996), (10, 4098880498), (20, 2049440249), (37, 1107805540), (74, 553902770), (148, 276951385), (185, 221561108), (370, 110780554), (740, 55390277)]