1191940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{977}}^1$

素因数の和:1047

約数の個数: 24

約数和(自身を含む): 2546712

約数和(自身を除く): 1354772

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 977, 1220, 1954, 3908, 4885, 9770, 19540, 59597, 119194, 238388, 297985, 595970, 1191940]

約数ペア:

[(1, 1191940), (2, 595970), (4, 297985), (5, 238388), (10, 119194), (20, 59597), (61, 19540), (122, 9770), (244, 4885), (305, 3908), (610, 1954), (977, 1220)]