196395940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{10639}}^1$

素因数の和:10732

約数の個数: 48

約数和(自身を含む): 450455040

約数和(自身を除く): 254059100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 4615, 9230, 10639, 18460, 21278, 42556, 53195, 106390, 138307, 212780, 276614, 553228, 691535, 755369, 1383070, 1510738, 2766140, 3021476, 3776845, 7553690, 9819797, 15107380, 19639594, 39279188, 49098985, 98197970, 196395940]

約数ペア:

[(1, 196395940), (2, 98197970), (4, 49098985), (5, 39279188), (10, 19639594), (13, 15107380), (20, 9819797), (26, 7553690), (52, 3776845), (65, 3021476), (71, 2766140), (130, 1510738), (142, 1383070), (260, 755369), (284, 691535), (355, 553228), (710, 276614), (923, 212780), (1420, 138307), (1846, 106390), (3692, 53195), (4615, 42556), (9230, 21278), (10639, 18460)]