2017649970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{457517}}^1$

素因数の和:457544

約数の個数: 72

約数和(自身を含む): 6102375084

約数和(自身を除く): 4084725114

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 457517, 915034, 1372551, 2287585, 2745102, 3202619, 4117653, 4575170, 6405238, 6862755, 8235306, 9607857, 13725510, 16013095, 19215714, 20588265, 22418333, 28823571, 32026190, 41176530, 44836666, 48039285, 57647142, 67254999, 96078570, 112091665, 134509998, 144117855, 201764997, 224183330, 288235710, 336274995, 403529994, 672549990, 1008824985, 2017649970]

約数ペア:

[(1, 2017649970), (2, 1008824985), (3, 672549990), (5, 403529994), (6, 336274995), (7, 288235710), (9, 224183330), (10, 201764997), (14, 144117855), (15, 134509998), (18, 112091665), (21, 96078570), (30, 67254999), (35, 57647142), (42, 48039285), (45, 44836666), (49, 41176530), (63, 32026190), (70, 28823571), (90, 22418333), (98, 20588265), (105, 19215714), (126, 16013095), (147, 13725510), (210, 9607857), (245, 8235306), (294, 6862755), (315, 6405238), (441, 4575170), (490, 4117653), (630, 3202619), (735, 2745102), (882, 2287585), (1470, 1372551), (2205, 915034), (4410, 457517)]