11820780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3863}}^1$

素因数の和:3895

約数の個数: 72

約数和(自身を含む): 37975392

約数和(自身を除く): 26154612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 3863, 7726, 11589, 15452, 19315, 23178, 34767, 38630, 46356, 57945, 65671, 69534, 77260, 115890, 131342, 139068, 173835, 197013, 231780, 262684, 328355, 347670, 394026, 591039, 656710, 695340, 788052, 985065, 1182078, 1313420, 1970130, 2364156, 2955195, 3940260, 5910390, 11820780]

約数ペア:

[(1, 11820780), (2, 5910390), (3, 3940260), (4, 2955195), (5, 2364156), (6, 1970130), (9, 1313420), (10, 1182078), (12, 985065), (15, 788052), (17, 695340), (18, 656710), (20, 591039), (30, 394026), (34, 347670), (36, 328355), (45, 262684), (51, 231780), (60, 197013), (68, 173835), (85, 139068), (90, 131342), (102, 115890), (153, 77260), (170, 69534), (180, 65671), (204, 57945), (255, 46356), (306, 38630), (340, 34767), (510, 23178), (612, 19315), (765, 15452), (1020, 11589), (1530, 7726), (3060, 3863)]