44446640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{571}}^1$

素因数の和:730

約数の個数: 80

約数和(自身を含む): 119159040

約数和(自身を除く): 74712400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 139, 140, 278, 280, 556, 560, 571, 695, 973, 1112, 1142, 1390, 1946, 2224, 2284, 2780, 2855, 3892, 3997, 4568, 4865, 5560, 5710, 7784, 7994, 9136, 9730, 11120, 11420, 15568, 15988, 19460, 19985, 22840, 31976, 38920, 39970, 45680, 63952, 77840, 79369, 79940, 158738, 159880, 317476, 319760, 396845, 555583, 634952, 793690, 1111166, 1269904, 1587380, 2222332, 2777915, 3174760, 4444664, 5555830, 6349520, 8889328, 11111660, 22223320, 44446640]

約数ペア:

[(1, 44446640), (2, 22223320), (4, 11111660), (5, 8889328), (7, 6349520), (8, 5555830), (10, 4444664), (14, 3174760), (16, 2777915), (20, 2222332), (28, 1587380), (35, 1269904), (40, 1111166), (56, 793690), (70, 634952), (80, 555583), (112, 396845), (139, 319760), (140, 317476), (278, 159880), (280, 158738), (556, 79940), (560, 79369), (571, 77840), (695, 63952), (973, 45680), (1112, 39970), (1142, 38920), (1390, 31976), (1946, 22840), (2224, 19985), (2284, 19460), (2780, 15988), (2855, 15568), (3892, 11420), (3997, 11120), (4568, 9730), (4865, 9136), (5560, 7994), (5710, 7784)]