27858460

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:192

約数の個数: 96

約数和(自身を含む): 70963200

約数和(自身を除く): 43104740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 131, 140, 155, 196, 217, 245, 262, 310, 343, 434, 490, 524, 620, 655, 686, 868, 917, 980, 1085, 1310, 1372, 1519, 1715, 1834, 2170, 2620, 3038, 3430, 3668, 4061, 4340, 4585, 6076, 6419, 6860, 7595, 8122, 9170, 10633, 12838, 15190, 16244, 18340, 20305, 21266, 25676, 28427, 30380, 32095, 40610, 42532, 44933, 53165, 56854, 64190, 81220, 89866, 106330, 113708, 128380, 142135, 179732, 198989, 212660, 224665, 284270, 397978, 449330, 568540, 795956, 898660, 994945, 1392923, 1989890, 2785846, 3979780, 5571692, 6964615, 13929230, 27858460]

約数ペア:

[(1, 27858460), (2, 13929230), (4, 6964615), (5, 5571692), (7, 3979780), (10, 2785846), (14, 1989890), (20, 1392923), (28, 994945), (31, 898660), (35, 795956), (49, 568540), (62, 449330), (70, 397978), (98, 284270), (124, 224665), (131, 212660), (140, 198989), (155, 179732), (196, 142135), (217, 128380), (245, 113708), (262, 106330), (310, 89866), (343, 81220), (434, 64190), (490, 56854), (524, 53165), (620, 44933), (655, 42532), (686, 40610), (868, 32095), (917, 30380), (980, 28427), (1085, 25676), (1310, 21266), (1372, 20305), (1519, 18340), (1715, 16244), (1834, 15190), (2170, 12838), (2620, 10633), (3038, 9170), (3430, 8122), (3668, 7595), (4061, 6860), (4340, 6419), (4585, 6076)]