1285193970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{460643}}^1$

素因数の和:460687

約数の個数: 48

約数和(自身を含む): 3449302272

約数和(自身を除く): 2164108302

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 460643, 921286, 1381929, 2303215, 2763858, 4145787, 4606430, 6909645, 8291574, 13819290, 14279933, 20728935, 28559866, 41457870, 42839799, 71399665, 85679598, 128519397, 142799330, 214198995, 257038794, 428397990, 642596985, 1285193970]

約数ペア:

[(1, 1285193970), (2, 642596985), (3, 428397990), (5, 257038794), (6, 214198995), (9, 142799330), (10, 128519397), (15, 85679598), (18, 71399665), (30, 42839799), (31, 41457870), (45, 28559866), (62, 20728935), (90, 14279933), (93, 13819290), (155, 8291574), (186, 6909645), (279, 4606430), (310, 4145787), (465, 2763858), (558, 2303215), (930, 1381929), (1395, 921286), (2790, 460643)]