2018043640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1\times {\mathrm{3907}}^1$

素因数の和:4304

約数の個数: 64

約数和(自身を含む): 4677876000

約数和(自身を除く): 2659832360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 349, 370, 698, 740, 1396, 1480, 1745, 2792, 3490, 3907, 6980, 7814, 12913, 13960, 15628, 19535, 25826, 31256, 39070, 51652, 64565, 78140, 103304, 129130, 144559, 156280, 258260, 289118, 516520, 578236, 722795, 1156472, 1363543, 1445590, 2727086, 2891180, 5454172, 5782360, 6817715, 10908344, 13635430, 27270860, 50451091, 54541720, 100902182, 201804364, 252255455, 403608728, 504510910, 1009021820, 2018043640]

約数ペア:

[(1, 2018043640), (2, 1009021820), (4, 504510910), (5, 403608728), (8, 252255455), (10, 201804364), (20, 100902182), (37, 54541720), (40, 50451091), (74, 27270860), (148, 13635430), (185, 10908344), (296, 6817715), (349, 5782360), (370, 5454172), (698, 2891180), (740, 2727086), (1396, 1445590), (1480, 1363543), (1745, 1156472), (2792, 722795), (3490, 578236), (3907, 516520), (6980, 289118), (7814, 258260), (12913, 156280), (13960, 144559), (15628, 129130), (19535, 103304), (25826, 78140), (31256, 64565), (39070, 51652)]