2019180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{461}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 5743584

約数和(自身を除く): 3724404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 461, 730, 876, 922, 1095, 1383, 1460, 1844, 2190, 2305, 2766, 4380, 4610, 5532, 6915, 9220, 13830, 27660, 33653, 67306, 100959, 134612, 168265, 201918, 336530, 403836, 504795, 673060, 1009590, 2019180]

約数ペア:

[(1, 2019180), (2, 1009590), (3, 673060), (4, 504795), (5, 403836), (6, 336530), (10, 201918), (12, 168265), (15, 134612), (20, 100959), (30, 67306), (60, 33653), (73, 27660), (146, 13830), (219, 9220), (292, 6915), (365, 5532), (438, 4610), (461, 4380), (730, 2766), (876, 2305), (922, 2190), (1095, 1844), (1383, 1460)]