7290680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 17690400

約数和(自身を除く): 10399720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 181, 190, 212, 265, 362, 380, 424, 530, 724, 760, 905, 1007, 1060, 1448, 1810, 2014, 2120, 3439, 3620, 4028, 5035, 6878, 7240, 8056, 9593, 10070, 13756, 17195, 19186, 20140, 27512, 34390, 38372, 40280, 47965, 68780, 76744, 95930, 137560, 182267, 191860, 364534, 383720, 729068, 911335, 1458136, 1822670, 3645340, 7290680]

約数ペア:

[(1, 7290680), (2, 3645340), (4, 1822670), (5, 1458136), (8, 911335), (10, 729068), (19, 383720), (20, 364534), (38, 191860), (40, 182267), (53, 137560), (76, 95930), (95, 76744), (106, 68780), (152, 47965), (181, 40280), (190, 38372), (212, 34390), (265, 27512), (362, 20140), (380, 19186), (424, 17195), (530, 13756), (724, 10070), (760, 9593), (905, 8056), (1007, 7240), (1060, 6878), (1448, 5035), (1810, 4028), (2014, 3620), (2120, 3439)]