2017885960

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1\times {\mathrm{3041}}^1$

素因数の和:3418

約数の個数: 64

約数和(自身を含む): 4642213680

約数和(自身を除く): 2624327720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 313, 424, 530, 626, 1060, 1252, 1565, 2120, 2504, 3041, 3130, 6082, 6260, 12164, 12520, 15205, 16589, 24328, 30410, 33178, 60820, 66356, 82945, 121640, 132712, 161173, 165890, 322346, 331780, 644692, 663560, 805865, 951833, 1289384, 1611730, 1903666, 3223460, 3807332, 4759165, 6446920, 7614664, 9518330, 19036660, 38073320, 50447149, 100894298, 201788596, 252235745, 403577192, 504471490, 1008942980, 2017885960]

約数ペア:

[(1, 2017885960), (2, 1008942980), (4, 504471490), (5, 403577192), (8, 252235745), (10, 201788596), (20, 100894298), (40, 50447149), (53, 38073320), (106, 19036660), (212, 9518330), (265, 7614664), (313, 6446920), (424, 4759165), (530, 3807332), (626, 3223460), (1060, 1903666), (1252, 1611730), (1565, 1289384), (2120, 951833), (2504, 805865), (3041, 663560), (3130, 644692), (6082, 331780), (6260, 322346), (12164, 165890), (12520, 161173), (15205, 132712), (16589, 121640), (24328, 82945), (30410, 66356), (33178, 60820)]