90536140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2677}}^1$

素因数の和:2794

約数の個数: 48

約数和(自身を含む): 202456800

約数和(自身を除く): 111920660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 190, 356, 380, 445, 890, 1691, 1780, 2677, 3382, 5354, 6764, 8455, 10708, 13385, 16910, 26770, 33820, 50863, 53540, 101726, 203452, 238253, 254315, 476506, 508630, 953012, 1017260, 1191265, 2382530, 4526807, 4765060, 9053614, 18107228, 22634035, 45268070, 90536140]

約数ペア:

[(1, 90536140), (2, 45268070), (4, 22634035), (5, 18107228), (10, 9053614), (19, 4765060), (20, 4526807), (38, 2382530), (76, 1191265), (89, 1017260), (95, 953012), (178, 508630), (190, 476506), (356, 254315), (380, 238253), (445, 203452), (890, 101726), (1691, 53540), (1780, 50863), (2677, 33820), (3382, 26770), (5354, 16910), (6764, 13385), (8455, 10708)]