20233418440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{397357}}^1$

素因数の和:397454

約数の個数: 64

約数和(自身を含む): 48636619200

約数和(自身を除く): 28403200760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 67, 76, 95, 134, 152, 190, 268, 335, 380, 536, 670, 760, 1273, 1340, 2546, 2680, 5092, 6365, 10184, 12730, 25460, 50920, 397357, 794714, 1589428, 1986785, 3178856, 3973570, 7549783, 7947140, 15099566, 15894280, 26622919, 30199132, 37748915, 53245838, 60398264, 75497830, 106491676, 133114595, 150995660, 212983352, 266229190, 301991320, 505835461, 532458380, 1011670922, 1064916760, 2023341844, 2529177305, 4046683688, 5058354610, 10116709220, 20233418440]

約数ペア:

[(1, 20233418440), (2, 10116709220), (4, 5058354610), (5, 4046683688), (8, 2529177305), (10, 2023341844), (19, 1064916760), (20, 1011670922), (38, 532458380), (40, 505835461), (67, 301991320), (76, 266229190), (95, 212983352), (134, 150995660), (152, 133114595), (190, 106491676), (268, 75497830), (335, 60398264), (380, 53245838), (536, 37748915), (670, 30199132), (760, 26622919), (1273, 15894280), (1340, 15099566), (2546, 7947140), (2680, 7549783), (5092, 3973570), (6365, 3178856), (10184, 1986785), (12730, 1589428), (25460, 794714), (50920, 397357)]