280831040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{125371}}^1$

素因数の和:125395

約数の個数: 56

約数和(自身を含む): 764267712

約数和(自身を除く): 483436672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 125371, 250742, 501484, 626855, 877597, 1002968, 1253710, 1755194, 2005936, 2507420, 3510388, 4011872, 4387985, 5014840, 7020776, 8023744, 8775970, 10029680, 14041552, 17551940, 20059360, 28083104, 35103880, 40118720, 56166208, 70207760, 140415520, 280831040]

約数ペア:

[(1, 280831040), (2, 140415520), (4, 70207760), (5, 56166208), (7, 40118720), (8, 35103880), (10, 28083104), (14, 20059360), (16, 17551940), (20, 14041552), (28, 10029680), (32, 8775970), (35, 8023744), (40, 7020776), (56, 5014840), (64, 4387985), (70, 4011872), (80, 3510388), (112, 2507420), (140, 2005936), (160, 1755194), (224, 1253710), (280, 1002968), (320, 877597), (448, 626855), (560, 501484), (1120, 250742), (2240, 125371)]