32239720

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 75151440

約数和(自身を除く): 42911720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 73, 122, 146, 181, 244, 292, 305, 362, 365, 488, 584, 610, 724, 730, 905, 1220, 1448, 1460, 1810, 2440, 2920, 3620, 4453, 7240, 8906, 11041, 13213, 17812, 22082, 22265, 26426, 35624, 44164, 44530, 52852, 55205, 66065, 88328, 89060, 105704, 110410, 132130, 178120, 220820, 264260, 441640, 528520, 805993, 1611986, 3223972, 4029965, 6447944, 8059930, 16119860, 32239720]

約数ペア:

[(1, 32239720), (2, 16119860), (4, 8059930), (5, 6447944), (8, 4029965), (10, 3223972), (20, 1611986), (40, 805993), (61, 528520), (73, 441640), (122, 264260), (146, 220820), (181, 178120), (244, 132130), (292, 110410), (305, 105704), (362, 89060), (365, 88328), (488, 66065), (584, 55205), (610, 52852), (724, 44530), (730, 44164), (905, 35624), (1220, 26426), (1448, 22265), (1460, 22082), (1810, 17812), (2440, 13213), (2920, 11041), (3620, 8906), (4453, 7240)]