1900287760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3393371}}^1$

素因数の和:3393391

約数の個数: 40

約数和(自身を含む): 5049337536

約数和(自身を除く): 3149049776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3393371, 6786742, 13573484, 16966855, 23753597, 27146968, 33933710, 47507194, 54293936, 67867420, 95014388, 118767985, 135734840, 190028776, 237535970, 271469680, 380057552, 475071940, 950143880, 1900287760]

約数ペア:

[(1, 1900287760), (2, 950143880), (4, 475071940), (5, 380057552), (7, 271469680), (8, 237535970), (10, 190028776), (14, 135734840), (16, 118767985), (20, 95014388), (28, 67867420), (35, 54293936), (40, 47507194), (56, 33933710), (70, 27146968), (80, 23753597), (112, 16966855), (140, 13573484), (280, 6786742), (560, 3393371)]