408097970

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{739}}^1$

素因数の和:797

約数の個数: 80

約数和(自身を含む): 895423680

約数和(自身を除く): 487325710

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 343, 490, 686, 739, 805, 1127, 1478, 1610, 1715, 2254, 2401, 3430, 3695, 4802, 5173, 5635, 7390, 7889, 10346, 11270, 12005, 15778, 16997, 24010, 25865, 33994, 36211, 39445, 51730, 55223, 72422, 78890, 84985, 110446, 118979, 169970, 181055, 237958, 253477, 276115, 362110, 506954, 552230, 594895, 832853, 1189790, 1267385, 1665706, 1774339, 2534770, 3548678, 4164265, 5829971, 8328530, 8871695, 11659942, 17743390, 29149855, 40809797, 58299710, 81619594, 204048985, 408097970]

約数ペア:

[(1, 408097970), (2, 204048985), (5, 81619594), (7, 58299710), (10, 40809797), (14, 29149855), (23, 17743390), (35, 11659942), (46, 8871695), (49, 8328530), (70, 5829971), (98, 4164265), (115, 3548678), (161, 2534770), (230, 1774339), (245, 1665706), (322, 1267385), (343, 1189790), (490, 832853), (686, 594895), (739, 552230), (805, 506954), (1127, 362110), (1478, 276115), (1610, 253477), (1715, 237958), (2254, 181055), (2401, 169970), (3430, 118979), (3695, 110446), (4802, 84985), (5173, 78890), (5635, 72422), (7390, 55223), (7889, 51730), (10346, 39445), (11270, 36211), (12005, 33994), (15778, 25865), (16997, 24010)]