239366940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{209971}}^1$

素因数の和:210002

約数の個数: 48

約数和(自身を含む): 705505920

約数和(自身を除く): 466138980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 209971, 419942, 629913, 839884, 1049855, 1259826, 2099710, 2519652, 3149565, 3989449, 4199420, 6299130, 7978898, 11968347, 12598260, 15957796, 19947245, 23936694, 39894490, 47873388, 59841735, 79788980, 119683470, 239366940]

約数ペア:

[(1, 239366940), (2, 119683470), (3, 79788980), (4, 59841735), (5, 47873388), (6, 39894490), (10, 23936694), (12, 19947245), (15, 15957796), (19, 12598260), (20, 11968347), (30, 7978898), (38, 6299130), (57, 4199420), (60, 3989449), (76, 3149565), (95, 2519652), (114, 2099710), (190, 1259826), (228, 1049855), (285, 839884), (380, 629913), (570, 419942), (1140, 209971)]