8406580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 22579200

約数和(自身を除く): 14172620

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 149, 155, 182, 217, 260, 298, 310, 364, 403, 434, 455, 596, 620, 745, 806, 868, 910, 1043, 1085, 1490, 1612, 1820, 1937, 2015, 2086, 2170, 2821, 2980, 3874, 4030, 4172, 4340, 4619, 5215, 5642, 7748, 8060, 9238, 9685, 10430, 11284, 13559, 14105, 18476, 19370, 20860, 23095, 27118, 28210, 32333, 38740, 46190, 54236, 56420, 60047, 64666, 67795, 92380, 120094, 129332, 135590, 161665, 240188, 271180, 300235, 323330, 420329, 600470, 646660, 840658, 1200940, 1681316, 2101645, 4203290, 8406580]

約数ペア:

[(1, 8406580), (2, 4203290), (4, 2101645), (5, 1681316), (7, 1200940), (10, 840658), (13, 646660), (14, 600470), (20, 420329), (26, 323330), (28, 300235), (31, 271180), (35, 240188), (52, 161665), (62, 135590), (65, 129332), (70, 120094), (91, 92380), (124, 67795), (130, 64666), (140, 60047), (149, 56420), (155, 54236), (182, 46190), (217, 38740), (260, 32333), (298, 28210), (310, 27118), (364, 23095), (403, 20860), (434, 19370), (455, 18476), (596, 14105), (620, 13559), (745, 11284), (806, 10430), (868, 9685), (910, 9238), (1043, 8060), (1085, 7748), (1490, 5642), (1612, 5215), (1820, 4619), (1937, 4340), (2015, 4172), (2086, 4030), (2170, 3874), (2821, 2980)]