19585980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{467}}^1$

素因数の和:715

約数の個数: 72

約数和(自身を含む): 59793552

約数和(自身を除く): 40207572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 233, 466, 467, 699, 932, 934, 1165, 1398, 1401, 1868, 2097, 2330, 2335, 2796, 2802, 3495, 4194, 4203, 4660, 4670, 5604, 6990, 7005, 8388, 8406, 9340, 10485, 13980, 14010, 16812, 20970, 21015, 28020, 41940, 42030, 84060, 108811, 217622, 326433, 435244, 544055, 652866, 979299, 1088110, 1305732, 1632165, 1958598, 2176220, 3264330, 3917196, 4896495, 6528660, 9792990, 19585980]

約数ペア:

[(1, 19585980), (2, 9792990), (3, 6528660), (4, 4896495), (5, 3917196), (6, 3264330), (9, 2176220), (10, 1958598), (12, 1632165), (15, 1305732), (18, 1088110), (20, 979299), (30, 652866), (36, 544055), (45, 435244), (60, 326433), (90, 217622), (180, 108811), (233, 84060), (466, 42030), (467, 41940), (699, 28020), (932, 21015), (934, 20970), (1165, 16812), (1398, 14010), (1401, 13980), (1868, 10485), (2097, 9340), (2330, 8406), (2335, 8388), (2796, 7005), (2802, 6990), (3495, 5604), (4194, 4670), (4203, 4660)]