31777120

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10453}}^1$

素因数の和:10487

約数の個数: 48

約数和(自身を含む): 79032240

約数和(自身を除く): 47255120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 10453, 20906, 41812, 52265, 83624, 104530, 167248, 198607, 209060, 334496, 397214, 418120, 794428, 836240, 993035, 1588856, 1672480, 1986070, 3177712, 3972140, 6355424, 7944280, 15888560, 31777120]

約数ペア:

[(1, 31777120), (2, 15888560), (4, 7944280), (5, 6355424), (8, 3972140), (10, 3177712), (16, 1986070), (19, 1672480), (20, 1588856), (32, 993035), (38, 836240), (40, 794428), (76, 418120), (80, 397214), (95, 334496), (152, 209060), (160, 198607), (190, 167248), (304, 104530), (380, 83624), (608, 52265), (760, 41812), (1520, 20906), (3040, 10453)]