179957980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{5839}}^1$

素因数の和:5938

約数の個数: 48

約数和(自身を含む): 400296960

約数和(自身を除く): 220338980

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 67, 92, 115, 134, 230, 268, 335, 460, 670, 1340, 1541, 3082, 5839, 6164, 7705, 11678, 15410, 23356, 29195, 30820, 58390, 116780, 134297, 268594, 391213, 537188, 671485, 782426, 1342970, 1564852, 1956065, 2685940, 3912130, 7824260, 8997899, 17995798, 35991596, 44989495, 89978990, 179957980]

約数ペア:

[(1, 179957980), (2, 89978990), (4, 44989495), (5, 35991596), (10, 17995798), (20, 8997899), (23, 7824260), (46, 3912130), (67, 2685940), (92, 1956065), (115, 1564852), (134, 1342970), (230, 782426), (268, 671485), (335, 537188), (460, 391213), (670, 268594), (1340, 134297), (1541, 116780), (3082, 58390), (5839, 30820), (6164, 29195), (7705, 23356), (11678, 15410)]