12289367020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{787}}^1\times {\mathrm{111539}}^1$

素因数の和:112342

約数の個数: 48

約数和(自身を含む): 29532222720

約数和(自身を除く): 17242855700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 787, 1574, 3148, 3935, 5509, 7870, 11018, 15740, 22036, 27545, 55090, 110180, 111539, 223078, 446156, 557695, 780773, 1115390, 1561546, 2230780, 3123092, 3903865, 7807730, 15615460, 87781193, 175562386, 351124772, 438905965, 614468351, 877811930, 1228936702, 1755623860, 2457873404, 3072341755, 6144683510, 12289367020]

約数ペア:

[(1, 12289367020), (2, 6144683510), (4, 3072341755), (5, 2457873404), (7, 1755623860), (10, 1228936702), (14, 877811930), (20, 614468351), (28, 438905965), (35, 351124772), (70, 175562386), (140, 87781193), (787, 15615460), (1574, 7807730), (3148, 3903865), (3935, 3123092), (5509, 2230780), (7870, 1561546), (11018, 1115390), (15740, 780773), (22036, 557695), (27545, 446156), (55090, 223078), (110180, 111539)]