1946203780

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{787}}^1\times {\mathrm{2027}}^1$

素因数の和:2884

約数の個数: 48

約数和(自身を含む): 4161358656

約数和(自身を除く): 2215154876

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 787, 1220, 1574, 2027, 3148, 3935, 4054, 7870, 8108, 10135, 15740, 20270, 40540, 48007, 96014, 123647, 192028, 240035, 247294, 480070, 494588, 618235, 960140, 1236470, 1595249, 2472940, 3190498, 6380996, 7976245, 15952490, 31904980, 97310189, 194620378, 389240756, 486550945, 973101890, 1946203780]

約数ペア:

[(1, 1946203780), (2, 973101890), (4, 486550945), (5, 389240756), (10, 194620378), (20, 97310189), (61, 31904980), (122, 15952490), (244, 7976245), (305, 6380996), (610, 3190498), (787, 2472940), (1220, 1595249), (1574, 1236470), (2027, 960140), (3148, 618235), (3935, 494588), (4054, 480070), (7870, 247294), (8108, 240035), (10135, 192028), (15740, 123647), (20270, 96014), (40540, 48007)]