19958550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 53568000

約数和(自身を除く): 33609450

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 47, 50, 57, 75, 94, 95, 114, 141, 149, 150, 190, 235, 282, 285, 298, 447, 470, 475, 570, 705, 745, 893, 894, 950, 1175, 1410, 1425, 1490, 1786, 2235, 2350, 2679, 2831, 2850, 3525, 3725, 4465, 4470, 5358, 5662, 7003, 7050, 7450, 8493, 8930, 11175, 13395, 14006, 14155, 16986, 21009, 22325, 22350, 26790, 28310, 35015, 42018, 42465, 44650, 66975, 70030, 70775, 84930, 105045, 133057, 133950, 141550, 175075, 210090, 212325, 266114, 350150, 399171, 424650, 525225, 665285, 798342, 1050450, 1330570, 1995855, 3326425, 3991710, 6652850, 9979275, 19958550]

約数ペア:

[(1, 19958550), (2, 9979275), (3, 6652850), (5, 3991710), (6, 3326425), (10, 1995855), (15, 1330570), (19, 1050450), (25, 798342), (30, 665285), (38, 525225), (47, 424650), (50, 399171), (57, 350150), (75, 266114), (94, 212325), (95, 210090), (114, 175075), (141, 141550), (149, 133950), (150, 133057), (190, 105045), (235, 84930), (282, 70775), (285, 70030), (298, 66975), (447, 44650), (470, 42465), (475, 42018), (570, 35015), (705, 28310), (745, 26790), (893, 22350), (894, 22325), (950, 21009), (1175, 16986), (1410, 14155), (1425, 14006), (1490, 13395), (1786, 11175), (2235, 8930), (2350, 8493), (2679, 7450), (2831, 7050), (2850, 7003), (3525, 5662), (3725, 5358), (4465, 4470)]