4280491912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:443

約数の個数: 128

約数和(自身を含む): 9123840000

約数和(自身を除く): 4843348088

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 47, 76, 92, 94, 109, 152, 184, 188, 218, 239, 376, 436, 437, 478, 872, 874, 893, 956, 1081, 1748, 1786, 1912, 2071, 2162, 2507, 3496, 3572, 4142, 4324, 4541, 5014, 5123, 5497, 7144, 8284, 8648, 9082, 10028, 10246, 10994, 11233, 16568, 18164, 20056, 20492, 20539, 21988, 22466, 26051, 36328, 40984, 41078, 43976, 44932, 47633, 52102, 82156, 89864, 95266, 97337, 104204, 104443, 117829, 164312, 190532, 194674, 208408, 208886, 213427, 235658, 258359, 381064, 389348, 417772, 426854, 471316, 494969, 516718, 599173, 778696, 835544, 853708, 942632, 989938, 1033436, 1198346, 1224397, 1707416, 1979876, 2066872, 2238751, 2396692, 2448794, 3959752, 4477502, 4793384, 4897588, 4908821, 8955004, 9795176, 9817642, 11384287, 17910008, 19635284, 22768574, 23263543, 28161131, 39270568, 45537148, 46527086, 56322262, 91074296, 93054172, 112644524, 186108344, 225289048, 535061489, 1070122978, 2140245956, 4280491912]

約数ペア:

[(1, 4280491912), (2, 2140245956), (4, 1070122978), (8, 535061489), (19, 225289048), (23, 186108344), (38, 112644524), (46, 93054172), (47, 91074296), (76, 56322262), (92, 46527086), (94, 45537148), (109, 39270568), (152, 28161131), (184, 23263543), (188, 22768574), (218, 19635284), (239, 17910008), (376, 11384287), (436, 9817642), (437, 9795176), (478, 8955004), (872, 4908821), (874, 4897588), (893, 4793384), (956, 4477502), (1081, 3959752), (1748, 2448794), (1786, 2396692), (1912, 2238751), (2071, 2066872), (2162, 1979876), (2507, 1707416), (3496, 1224397), (3572, 1198346), (4142, 1033436), (4324, 989938), (4541, 942632), (5014, 853708), (5123, 835544), (5497, 778696), (7144, 599173), (8284, 516718), (8648, 494969), (9082, 471316), (10028, 426854), (10246, 417772), (10994, 389348), (11233, 381064), (16568, 258359), (18164, 235658), (20056, 213427), (20492, 208886), (20539, 208408), (21988, 194674), (22466, 190532), (26051, 164312), (36328, 117829), (40984, 104443), (41078, 104204), (43976, 97337), (44932, 95266), (47633, 89864), (52102, 82156)]