43939220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9941}}^1$

素因数の和:9980

約数の個数: 48

約数和(自身を含む): 105226128

約数和(自身を除く): 61286908

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 9941, 19882, 39764, 49705, 99410, 129233, 168997, 198820, 258466, 337994, 516932, 646165, 675988, 844985, 1292330, 1689970, 2196961, 2584660, 3379940, 4393922, 8787844, 10984805, 21969610, 43939220]

約数ペア:

[(1, 43939220), (2, 21969610), (4, 10984805), (5, 8787844), (10, 4393922), (13, 3379940), (17, 2584660), (20, 2196961), (26, 1689970), (34, 1292330), (52, 844985), (65, 675988), (68, 646165), (85, 516932), (130, 337994), (170, 258466), (221, 198820), (260, 168997), (340, 129233), (442, 99410), (884, 49705), (1105, 39764), (2210, 19882), (4420, 9941)]