2080558520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1\times {\mathrm{967}}^1$

素因数の和:1165

約数の個数: 96

約数和(自身を含む): 4978908000

約数和(自身を除く): 2898349480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 149, 152, 190, 298, 361, 380, 596, 722, 745, 760, 967, 1192, 1444, 1490, 1805, 1934, 2831, 2888, 2980, 3610, 3868, 4835, 5662, 5960, 7220, 7736, 9670, 11324, 14155, 14440, 18373, 19340, 22648, 28310, 36746, 38680, 53789, 56620, 73492, 91865, 107578, 113240, 144083, 146984, 183730, 215156, 268945, 288166, 349087, 367460, 430312, 537890, 576332, 698174, 720415, 734920, 1075780, 1152664, 1396348, 1440830, 1745435, 2151560, 2737577, 2792696, 2881660, 3490870, 5475154, 5763320, 6981740, 10950308, 13687885, 13963480, 21900616, 27375770, 52013963, 54751540, 104027926, 109503080, 208055852, 260069815, 416111704, 520139630, 1040279260, 2080558520]

約数ペア:

[(1, 2080558520), (2, 1040279260), (4, 520139630), (5, 416111704), (8, 260069815), (10, 208055852), (19, 109503080), (20, 104027926), (38, 54751540), (40, 52013963), (76, 27375770), (95, 21900616), (149, 13963480), (152, 13687885), (190, 10950308), (298, 6981740), (361, 5763320), (380, 5475154), (596, 3490870), (722, 2881660), (745, 2792696), (760, 2737577), (967, 2151560), (1192, 1745435), (1444, 1440830), (1490, 1396348), (1805, 1152664), (1934, 1075780), (2831, 734920), (2888, 720415), (2980, 698174), (3610, 576332), (3868, 537890), (4835, 430312), (5662, 367460), (5960, 349087), (7220, 288166), (7736, 268945), (9670, 215156), (11324, 183730), (14155, 146984), (14440, 144083), (18373, 113240), (19340, 107578), (22648, 91865), (28310, 73492), (36746, 56620), (38680, 53789)]