42401920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:366

約数の個数: 128

約数和(自身を含む): 116769600

約数和(自身を除く): 74367680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 304, 317, 320, 352, 380, 418, 440, 608, 634, 640, 704, 760, 836, 880, 1045, 1216, 1268, 1408, 1520, 1585, 1672, 1760, 2090, 2432, 2536, 3040, 3170, 3344, 3487, 3520, 4180, 5072, 6023, 6080, 6340, 6688, 6974, 7040, 8360, 10144, 12046, 12160, 12680, 13376, 13948, 16720, 17435, 20288, 24092, 25360, 26752, 27896, 30115, 33440, 34870, 40576, 48184, 50720, 55792, 60230, 66253, 66880, 69740, 96368, 101440, 111584, 120460, 132506, 133760, 139480, 192736, 202880, 223168, 240920, 265012, 278960, 331265, 385472, 446336, 481840, 530024, 557920, 662530, 770944, 963680, 1060048, 1115840, 1325060, 1927360, 2120096, 2231680, 2650120, 3854720, 4240192, 5300240, 8480384, 10600480, 21200960, 42401920]

約数ペア:

[(1, 42401920), (2, 21200960), (4, 10600480), (5, 8480384), (8, 5300240), (10, 4240192), (11, 3854720), (16, 2650120), (19, 2231680), (20, 2120096), (22, 1927360), (32, 1325060), (38, 1115840), (40, 1060048), (44, 963680), (55, 770944), (64, 662530), (76, 557920), (80, 530024), (88, 481840), (95, 446336), (110, 385472), (128, 331265), (152, 278960), (160, 265012), (176, 240920), (190, 223168), (209, 202880), (220, 192736), (304, 139480), (317, 133760), (320, 132506), (352, 120460), (380, 111584), (418, 101440), (440, 96368), (608, 69740), (634, 66880), (640, 66253), (704, 60230), (760, 55792), (836, 50720), (880, 48184), (1045, 40576), (1216, 34870), (1268, 33440), (1408, 30115), (1520, 27896), (1585, 26752), (1672, 25360), (1760, 24092), (2090, 20288), (2432, 17435), (2536, 16720), (3040, 13948), (3170, 13376), (3344, 12680), (3487, 12160), (3520, 12046), (4180, 10144), (5072, 8360), (6023, 7040), (6080, 6974), (6340, 6688)]