40761280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:642

約数の個数: 112

約数和(自身を含む): 114702336

約数和(自身を除く): 73941056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 587, 620, 868, 992, 1085, 1120, 1174, 1240, 1736, 1984, 2170, 2240, 2348, 2480, 2935, 3472, 4109, 4340, 4696, 4960, 5870, 6944, 8218, 8680, 9392, 9920, 11740, 13888, 16436, 17360, 18197, 18784, 20545, 23480, 32872, 34720, 36394, 37568, 41090, 46960, 65744, 69440, 72788, 82180, 90985, 93920, 127379, 131488, 145576, 164360, 181970, 187840, 254758, 262976, 291152, 328720, 363940, 509516, 582304, 636895, 657440, 727880, 1019032, 1164608, 1273790, 1314880, 1455760, 2038064, 2547580, 2911520, 4076128, 5095160, 5823040, 8152256, 10190320, 20380640, 40761280]

約数ペア:

[(1, 40761280), (2, 20380640), (4, 10190320), (5, 8152256), (7, 5823040), (8, 5095160), (10, 4076128), (14, 2911520), (16, 2547580), (20, 2038064), (28, 1455760), (31, 1314880), (32, 1273790), (35, 1164608), (40, 1019032), (56, 727880), (62, 657440), (64, 636895), (70, 582304), (80, 509516), (112, 363940), (124, 328720), (140, 291152), (155, 262976), (160, 254758), (217, 187840), (224, 181970), (248, 164360), (280, 145576), (310, 131488), (320, 127379), (434, 93920), (448, 90985), (496, 82180), (560, 72788), (587, 69440), (620, 65744), (868, 46960), (992, 41090), (1085, 37568), (1120, 36394), (1174, 34720), (1240, 32872), (1736, 23480), (1984, 20545), (2170, 18784), (2240, 18197), (2348, 17360), (2480, 16436), (2935, 13888), (3472, 11740), (4109, 9920), (4340, 9392), (4696, 8680), (4960, 8218), (5870, 6944)]