40929280

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{571}}^1$

素因数の和:605

約数の個数: 96

約数和(自身を含む): 112432320

約数和(自身を除く): 71503040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 571, 640, 896, 1024, 1120, 1142, 1280, 1792, 2048, 2240, 2284, 2560, 2855, 3584, 3997, 4480, 4568, 5120, 5710, 7168, 7994, 8960, 9136, 10240, 11420, 14336, 15988, 17920, 18272, 19985, 22840, 31976, 35840, 36544, 39970, 45680, 63952, 71680, 73088, 79940, 91360, 127904, 146176, 159880, 182720, 255808, 292352, 319760, 365440, 511616, 584704, 639520, 730880, 1023232, 1169408, 1279040, 1461760, 2046464, 2558080, 2923520, 4092928, 5116160, 5847040, 8185856, 10232320, 20464640, 40929280]

約数ペア:

[(1, 40929280), (2, 20464640), (4, 10232320), (5, 8185856), (7, 5847040), (8, 5116160), (10, 4092928), (14, 2923520), (16, 2558080), (20, 2046464), (28, 1461760), (32, 1279040), (35, 1169408), (40, 1023232), (56, 730880), (64, 639520), (70, 584704), (80, 511616), (112, 365440), (128, 319760), (140, 292352), (160, 255808), (224, 182720), (256, 159880), (280, 146176), (320, 127904), (448, 91360), (512, 79940), (560, 73088), (571, 71680), (640, 63952), (896, 45680), (1024, 39970), (1120, 36544), (1142, 35840), (1280, 31976), (1792, 22840), (2048, 19985), (2240, 18272), (2284, 17920), (2560, 15988), (2855, 14336), (3584, 11420), (3997, 10240), (4480, 9136), (4568, 8960), (5120, 7994), (5710, 7168)]