7816220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 17592960

約数和(自身を除く): 9776740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 307, 335, 380, 614, 670, 1228, 1273, 1340, 1535, 2546, 3070, 5092, 5833, 6140, 6365, 11666, 12730, 20569, 23332, 25460, 29165, 41138, 58330, 82276, 102845, 116660, 205690, 390811, 411380, 781622, 1563244, 1954055, 3908110, 7816220]

約数ペア:

[(1, 7816220), (2, 3908110), (4, 1954055), (5, 1563244), (10, 781622), (19, 411380), (20, 390811), (38, 205690), (67, 116660), (76, 102845), (95, 82276), (134, 58330), (190, 41138), (268, 29165), (307, 25460), (335, 23332), (380, 20569), (614, 12730), (670, 11666), (1228, 6365), (1273, 6140), (1340, 5833), (1535, 5092), (2546, 3070)]