12397826780

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1\times {\mathrm{389}}^1$

素因数の和:839

約数の個数: 96

約数和(自身を含む): 26938941120

約数和(自身を除く): 14541114340

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 107, 212, 214, 265, 281, 389, 428, 530, 535, 562, 778, 1060, 1070, 1124, 1405, 1556, 1945, 2140, 2810, 3890, 5620, 5671, 7780, 11342, 14893, 20617, 22684, 28355, 29786, 30067, 41234, 41623, 56710, 59572, 60134, 74465, 82468, 83246, 103085, 109309, 113420, 120268, 148930, 150335, 166492, 206170, 208115, 218618, 297860, 300670, 412340, 416230, 437236, 546545, 601340, 832460, 1093090, 1593551, 2186180, 2206019, 3187102, 4412038, 5793377, 6374204, 7967755, 8824076, 11030095, 11586754, 11696063, 15935510, 22060190, 23173508, 23392126, 28966885, 31871020, 44120380, 46784252, 57933770, 58480315, 115867540, 116960630, 233921260, 619891339, 1239782678, 2479565356, 3099456695, 6198913390, 12397826780]

約数ペア:

[(1, 12397826780), (2, 6198913390), (4, 3099456695), (5, 2479565356), (10, 1239782678), (20, 619891339), (53, 233921260), (106, 116960630), (107, 115867540), (212, 58480315), (214, 57933770), (265, 46784252), (281, 44120380), (389, 31871020), (428, 28966885), (530, 23392126), (535, 23173508), (562, 22060190), (778, 15935510), (1060, 11696063), (1070, 11586754), (1124, 11030095), (1405, 8824076), (1556, 7967755), (1945, 6374204), (2140, 5793377), (2810, 4412038), (3890, 3187102), (5620, 2206019), (5671, 2186180), (7780, 1593551), (11342, 1093090), (14893, 832460), (20617, 601340), (22684, 546545), (28355, 437236), (29786, 416230), (30067, 412340), (41234, 300670), (41623, 297860), (56710, 218618), (59572, 208115), (60134, 206170), (74465, 166492), (82468, 150335), (83246, 148930), (103085, 120268), (109309, 113420)]