40461440

素因数分解:

$2^7\times 5^1\times {\mathrm{191}}^1\times {\mathrm{331}}^1$

素因数の和:541

約数の個数: 64

約数和(自身を含む): 97528320

約数和(自身を除く): 57066880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 191, 320, 331, 382, 640, 662, 764, 955, 1324, 1528, 1655, 1910, 2648, 3056, 3310, 3820, 5296, 6112, 6620, 7640, 10592, 12224, 13240, 15280, 21184, 24448, 26480, 30560, 42368, 52960, 61120, 63221, 105920, 122240, 126442, 211840, 252884, 316105, 505768, 632210, 1011536, 1264420, 2023072, 2528840, 4046144, 5057680, 8092288, 10115360, 20230720, 40461440]

約数ペア:

[(1, 40461440), (2, 20230720), (4, 10115360), (5, 8092288), (8, 5057680), (10, 4046144), (16, 2528840), (20, 2023072), (32, 1264420), (40, 1011536), (64, 632210), (80, 505768), (128, 316105), (160, 252884), (191, 211840), (320, 126442), (331, 122240), (382, 105920), (640, 63221), (662, 61120), (764, 52960), (955, 42368), (1324, 30560), (1528, 26480), (1655, 24448), (1910, 21184), (2648, 15280), (3056, 13240), (3310, 12224), (3820, 10592), (5296, 7640), (6112, 6620)]