28528390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1163}}^1$

素因数の和:1404

約数の個数: 32

約数和(自身を含む): 56318976

約数和(自身を除く): 27790586

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 223, 446, 1115, 1163, 2230, 2326, 2453, 4906, 5815, 11630, 12265, 12793, 24530, 25586, 63965, 127930, 259349, 518698, 1296745, 2593490, 2852839, 5705678, 14264195, 28528390]

約数ペア:

[(1, 28528390), (2, 14264195), (5, 5705678), (10, 2852839), (11, 2593490), (22, 1296745), (55, 518698), (110, 259349), (223, 127930), (446, 63965), (1115, 25586), (1163, 24530), (2230, 12793), (2326, 12265), (2453, 11630), (4906, 5815)]