1914733360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1\times {\mathrm{1823}}^1$

素因数の和:2546

約数の個数: 80

約数和(自身を含む): 4695413760

約数和(自身を除く): 2780680400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 691, 760, 1382, 1520, 1823, 2764, 3455, 3646, 5528, 6910, 7292, 9115, 11056, 13129, 13820, 14584, 18230, 26258, 27640, 29168, 34637, 36460, 52516, 55280, 65645, 69274, 72920, 105032, 131290, 138548, 145840, 173185, 210064, 262580, 277096, 346370, 525160, 554192, 692740, 1050320, 1259693, 1385480, 2519386, 2770960, 5038772, 6298465, 10077544, 12596930, 20155088, 23934167, 25193860, 47868334, 50387720, 95736668, 100775440, 119670835, 191473336, 239341670, 382946672, 478683340, 957366680, 1914733360]

約数ペア:

[(1, 1914733360), (2, 957366680), (4, 478683340), (5, 382946672), (8, 239341670), (10, 191473336), (16, 119670835), (19, 100775440), (20, 95736668), (38, 50387720), (40, 47868334), (76, 25193860), (80, 23934167), (95, 20155088), (152, 12596930), (190, 10077544), (304, 6298465), (380, 5038772), (691, 2770960), (760, 2519386), (1382, 1385480), (1520, 1259693), (1823, 1050320), (2764, 692740), (3455, 554192), (3646, 525160), (5528, 346370), (6910, 277096), (7292, 262580), (9115, 210064), (11056, 173185), (13129, 145840), (13820, 138548), (14584, 131290), (18230, 105032), (26258, 72920), (27640, 69274), (29168, 65645), (34637, 55280), (36460, 52516)]