13876460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^2$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 33668880

約数和(自身を除く): 19792420

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 53, 65, 76, 95, 106, 130, 190, 212, 247, 260, 265, 380, 494, 530, 689, 988, 1007, 1060, 1235, 1378, 2014, 2470, 2756, 2809, 3445, 4028, 4940, 5035, 5618, 6890, 10070, 11236, 13091, 13780, 14045, 20140, 26182, 28090, 36517, 52364, 53371, 56180, 65455, 73034, 106742, 130910, 146068, 182585, 213484, 261820, 266855, 365170, 533710, 693823, 730340, 1067420, 1387646, 2775292, 3469115, 6938230, 13876460]

約数ペア:

[(1, 13876460), (2, 6938230), (4, 3469115), (5, 2775292), (10, 1387646), (13, 1067420), (19, 730340), (20, 693823), (26, 533710), (38, 365170), (52, 266855), (53, 261820), (65, 213484), (76, 182585), (95, 146068), (106, 130910), (130, 106742), (190, 73034), (212, 65455), (247, 56180), (260, 53371), (265, 52364), (380, 36517), (494, 28090), (530, 26182), (689, 20140), (988, 14045), (1007, 13780), (1060, 13091), (1235, 11236), (1378, 10070), (2014, 6890), (2470, 5618), (2756, 5035), (2809, 4940), (3445, 4028)]