19884450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{6977}}^1$

素因数の和:7011

約数の個数: 48

約数和(自身を含む): 51916320

約数和(自身を除く): 32031870

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 150, 190, 285, 475, 570, 950, 1425, 2850, 6977, 13954, 20931, 34885, 41862, 69770, 104655, 132563, 174425, 209310, 265126, 348850, 397689, 523275, 662815, 795378, 1046550, 1325630, 1988445, 3314075, 3976890, 6628150, 9942225, 19884450]

約数ペア:

[(1, 19884450), (2, 9942225), (3, 6628150), (5, 3976890), (6, 3314075), (10, 1988445), (15, 1325630), (19, 1046550), (25, 795378), (30, 662815), (38, 523275), (50, 397689), (57, 348850), (75, 265126), (95, 209310), (114, 174425), (150, 132563), (190, 104655), (285, 69770), (475, 41862), (570, 34885), (950, 20931), (1425, 13954), (2850, 6977)]