20173181180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{6329}}^1$

素因数の和:6519

約数の個数: 96

約数和(自身を含む): 45021795840

約数和(自身を除く): 24848614660

約数列:

[1, 2, 4, 5, 10, 20, 31, 53, 62, 97, 106, 124, 155, 194, 212, 265, 310, 388, 485, 530, 620, 970, 1060, 1643, 1940, 3007, 3286, 5141, 6014, 6329, 6572, 8215, 10282, 12028, 12658, 15035, 16430, 20564, 25316, 25705, 30070, 31645, 32860, 51410, 60140, 63290, 102820, 126580, 159371, 196199, 318742, 335437, 392398, 613913, 637484, 670874, 784796, 796855, 980995, 1227826, 1341748, 1593710, 1677185, 1961990, 2455652, 3069565, 3187420, 3354370, 3923980, 6139130, 6708740, 10398547, 12278260, 19031303, 20797094, 32537389, 38062606, 41594188, 51992735, 65074778, 76125212, 95156515, 103985470, 130149556, 162686945, 190313030, 207970940, 325373890, 380626060, 650747780, 1008659059, 2017318118, 4034636236, 5043295295, 10086590590, 20173181180]

約数ペア:

[(1, 20173181180), (2, 10086590590), (4, 5043295295), (5, 4034636236), (10, 2017318118), (20, 1008659059), (31, 650747780), (53, 380626060), (62, 325373890), (97, 207970940), (106, 190313030), (124, 162686945), (155, 130149556), (194, 103985470), (212, 95156515), (265, 76125212), (310, 65074778), (388, 51992735), (485, 41594188), (530, 38062606), (620, 32537389), (970, 20797094), (1060, 19031303), (1643, 12278260), (1940, 10398547), (3007, 6708740), (3286, 6139130), (5141, 3923980), (6014, 3354370), (6329, 3187420), (6572, 3069565), (8215, 2455652), (10282, 1961990), (12028, 1677185), (12658, 1593710), (15035, 1341748), (16430, 1227826), (20564, 980995), (25316, 796855), (25705, 784796), (30070, 670874), (31645, 637484), (32860, 613913), (51410, 392398), (60140, 335437), (63290, 318742), (102820, 196199), (126580, 159371)]