29719820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{757}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 67747008

約数和(自身を除く): 38027188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 151, 260, 302, 604, 755, 757, 1510, 1514, 1963, 3020, 3028, 3785, 3926, 7570, 7852, 9815, 9841, 15140, 19630, 19682, 39260, 39364, 49205, 98410, 114307, 196820, 228614, 457228, 571535, 1143070, 1485991, 2286140, 2971982, 5943964, 7429955, 14859910, 29719820]

約数ペア:

[(1, 29719820), (2, 14859910), (4, 7429955), (5, 5943964), (10, 2971982), (13, 2286140), (20, 1485991), (26, 1143070), (52, 571535), (65, 457228), (130, 228614), (151, 196820), (260, 114307), (302, 98410), (604, 49205), (755, 39364), (757, 39260), (1510, 19682), (1514, 19630), (1963, 15140), (3020, 9841), (3028, 9815), (3785, 7852), (3926, 7570)]