2018722480

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{28069}}^1$

素因数の和:28142

約数の個数: 80

約数和(自身を含む): 5012179200

約数和(自身を除く): 2993456720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 464, 496, 580, 620, 899, 1160, 1240, 1798, 2320, 2480, 3596, 4495, 7192, 8990, 14384, 17980, 28069, 35960, 56138, 71920, 112276, 140345, 224552, 280690, 449104, 561380, 814001, 870139, 1122760, 1628002, 1740278, 2245520, 3256004, 3480556, 4070005, 4350695, 6512008, 6961112, 8140010, 8701390, 13024016, 13922224, 16280020, 17402780, 25234031, 32560040, 34805560, 50468062, 65120080, 69611120, 100936124, 126170155, 201872248, 252340310, 403744496, 504680620, 1009361240, 2018722480]

約数ペア:

[(1, 2018722480), (2, 1009361240), (4, 504680620), (5, 403744496), (8, 252340310), (10, 201872248), (16, 126170155), (20, 100936124), (29, 69611120), (31, 65120080), (40, 50468062), (58, 34805560), (62, 32560040), (80, 25234031), (116, 17402780), (124, 16280020), (145, 13922224), (155, 13024016), (232, 8701390), (248, 8140010), (290, 6961112), (310, 6512008), (464, 4350695), (496, 4070005), (580, 3480556), (620, 3256004), (899, 2245520), (1160, 1740278), (1240, 1628002), (1798, 1122760), (2320, 870139), (2480, 814001), (3596, 561380), (4495, 449104), (7192, 280690), (8990, 224552), (14384, 140345), (17980, 112276), (28069, 71920), (35960, 56138)]