28251014820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1871}}^1\times {\mathrm{35951}}^1$

素因数の和:37841

約数の個数: 96

約数和(自身を含む): 90454081536

約数和(自身を除く): 62203066716

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1871, 3742, 5613, 7484, 9355, 11226, 13097, 18710, 22452, 26194, 28065, 35951, 37420, 39291, 52388, 56130, 65485, 71902, 78582, 107853, 112260, 130970, 143804, 157164, 179755, 196455, 215706, 251657, 261940, 359510, 392910, 431412, 503314, 539265, 719020, 754971, 785820, 1006628, 1078530, 1258285, 1509942, 2157060, 2516570, 3019884, 3774855, 5033140, 7549710, 15099420, 67264321, 134528642, 201792963, 269057284, 336321605, 403585926, 470850247, 672643210, 807171852, 941700494, 1008964815, 1345286420, 1412550741, 1883400988, 2017929630, 2354251235, 2825101482, 4035859260, 4708502470, 5650202964, 7062753705, 9417004940, 14125507410, 28251014820]

約数ペア:

[(1, 28251014820), (2, 14125507410), (3, 9417004940), (4, 7062753705), (5, 5650202964), (6, 4708502470), (7, 4035859260), (10, 2825101482), (12, 2354251235), (14, 2017929630), (15, 1883400988), (20, 1412550741), (21, 1345286420), (28, 1008964815), (30, 941700494), (35, 807171852), (42, 672643210), (60, 470850247), (70, 403585926), (84, 336321605), (105, 269057284), (140, 201792963), (210, 134528642), (420, 67264321), (1871, 15099420), (3742, 7549710), (5613, 5033140), (7484, 3774855), (9355, 3019884), (11226, 2516570), (13097, 2157060), (18710, 1509942), (22452, 1258285), (26194, 1078530), (28065, 1006628), (35951, 785820), (37420, 754971), (39291, 719020), (52388, 539265), (56130, 503314), (65485, 431412), (71902, 392910), (78582, 359510), (107853, 261940), (112260, 251657), (130970, 215706), (143804, 196455), (157164, 179755)]