70007420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7043}}^1$

素因数の和:7130

約数の個数: 48

約数和(自身を含む): 170408448

約数和(自身を除く): 100401028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 7043, 9940, 14086, 28172, 35215, 49301, 70430, 98602, 140860, 197204, 246505, 493010, 500053, 986020, 1000106, 2000212, 2500265, 3500371, 5000530, 7000742, 10001060, 14001484, 17501855, 35003710, 70007420]

約数ペア:

[(1, 70007420), (2, 35003710), (4, 17501855), (5, 14001484), (7, 10001060), (10, 7000742), (14, 5000530), (20, 3500371), (28, 2500265), (35, 2000212), (70, 1000106), (71, 986020), (140, 500053), (142, 493010), (284, 246505), (355, 197204), (497, 140860), (710, 98602), (994, 70430), (1420, 49301), (1988, 35215), (2485, 28172), (4970, 14086), (7043, 9940)]