620792060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2393}}^1$

素因数の和:2535

約数の個数: 96

約数和(自身を含む): 1592680320

約数和(自身を除く): 971888260

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 109, 119, 140, 170, 218, 238, 340, 436, 476, 545, 595, 763, 1090, 1190, 1526, 1853, 2180, 2380, 2393, 3052, 3706, 3815, 4786, 7412, 7630, 9265, 9572, 11965, 12971, 15260, 16751, 18530, 23930, 25942, 33502, 37060, 40681, 47860, 51884, 64855, 67004, 81362, 83755, 129710, 162724, 167510, 203405, 259420, 260837, 284767, 335020, 406810, 521674, 569534, 813620, 1043348, 1139068, 1304185, 1423835, 1825859, 2608370, 2847670, 3651718, 4434229, 5216740, 5695340, 7303436, 8868458, 9129295, 17736916, 18258590, 22171145, 31039603, 36517180, 44342290, 62079206, 88684580, 124158412, 155198015, 310396030, 620792060]

約数ペア:

[(1, 620792060), (2, 310396030), (4, 155198015), (5, 124158412), (7, 88684580), (10, 62079206), (14, 44342290), (17, 36517180), (20, 31039603), (28, 22171145), (34, 18258590), (35, 17736916), (68, 9129295), (70, 8868458), (85, 7303436), (109, 5695340), (119, 5216740), (140, 4434229), (170, 3651718), (218, 2847670), (238, 2608370), (340, 1825859), (436, 1423835), (476, 1304185), (545, 1139068), (595, 1043348), (763, 813620), (1090, 569534), (1190, 521674), (1526, 406810), (1853, 335020), (2180, 284767), (2380, 260837), (2393, 259420), (3052, 203405), (3706, 167510), (3815, 162724), (4786, 129710), (7412, 83755), (7630, 81362), (9265, 67004), (9572, 64855), (11965, 51884), (12971, 47860), (15260, 40681), (16751, 37060), (18530, 33502), (23930, 25942)]