264644920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{348217}}^1$

素因数の和:348247

約数の個数: 32

約数和(自身を含む): 626792400

約数和(自身を除く): 362147480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 348217, 696434, 1392868, 1741085, 2785736, 3482170, 6616123, 6964340, 13232246, 13928680, 26464492, 33080615, 52928984, 66161230, 132322460, 264644920]

約数ペア:

[(1, 264644920), (2, 132322460), (4, 66161230), (5, 52928984), (8, 33080615), (10, 26464492), (19, 13928680), (20, 13232246), (38, 6964340), (40, 6616123), (76, 3482170), (95, 2785736), (152, 1741085), (190, 1392868), (380, 696434), (760, 348217)]