1640578016

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^2\times {\mathrm{8647}}^1$

素因数の和:8693

約数の個数: 108

約数和(自身を含む): 4130310744

約数和(自身を除く): 2489732728

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 77, 88, 98, 112, 121, 154, 176, 196, 224, 242, 308, 352, 392, 484, 539, 616, 784, 847, 968, 1078, 1232, 1568, 1694, 1936, 2156, 2464, 3388, 3872, 4312, 5929, 6776, 8624, 8647, 11858, 13552, 17248, 17294, 23716, 27104, 34588, 47432, 60529, 69176, 94864, 95117, 121058, 138352, 189728, 190234, 242116, 276704, 380468, 423703, 484232, 665819, 760936, 847406, 968464, 1046287, 1331638, 1521872, 1694812, 1936928, 2092574, 2663276, 3043744, 3389624, 4185148, 4660733, 5326552, 6779248, 7324009, 8370296, 9321466, 10653104, 13558496, 14648018, 16740592, 18642932, 21306208, 29296036, 33481184, 37285864, 51268063, 58592072, 74571728, 102536126, 117184144, 149143456, 205072252, 234368288, 410144504, 820289008, 1640578016]

約数ペア:

[(1, 1640578016), (2, 820289008), (4, 410144504), (7, 234368288), (8, 205072252), (11, 149143456), (14, 117184144), (16, 102536126), (22, 74571728), (28, 58592072), (32, 51268063), (44, 37285864), (49, 33481184), (56, 29296036), (77, 21306208), (88, 18642932), (98, 16740592), (112, 14648018), (121, 13558496), (154, 10653104), (176, 9321466), (196, 8370296), (224, 7324009), (242, 6779248), (308, 5326552), (352, 4660733), (392, 4185148), (484, 3389624), (539, 3043744), (616, 2663276), (784, 2092574), (847, 1936928), (968, 1694812), (1078, 1521872), (1232, 1331638), (1568, 1046287), (1694, 968464), (1936, 847406), (2156, 760936), (2464, 665819), (3388, 484232), (3872, 423703), (4312, 380468), (5929, 276704), (6776, 242116), (8624, 190234), (8647, 189728), (11858, 138352), (13552, 121058), (17248, 95117), (17294, 94864), (23716, 69176), (27104, 60529), (34588, 47432)]