8401781640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{10002121}}^1$

素因数の和:10002142

約数の個数: 64

約数和(自身を含む): 28806111360

約数和(自身を除く): 20404329720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 10002121, 20004242, 30006363, 40008484, 50010605, 60012726, 70014847, 80016968, 100021210, 120025452, 140029694, 150031815, 200042420, 210044541, 240050904, 280059388, 300063630, 350074235, 400084840, 420089082, 560118776, 600127260, 700148470, 840178164, 1050222705, 1200254520, 1400296940, 1680356328, 2100445410, 2800593880, 4200890820, 8401781640]

約数ペア:

[(1, 8401781640), (2, 4200890820), (3, 2800593880), (4, 2100445410), (5, 1680356328), (6, 1400296940), (7, 1200254520), (8, 1050222705), (10, 840178164), (12, 700148470), (14, 600127260), (15, 560118776), (20, 420089082), (21, 400084840), (24, 350074235), (28, 300063630), (30, 280059388), (35, 240050904), (40, 210044541), (42, 200042420), (56, 150031815), (60, 140029694), (70, 120025452), (84, 100021210), (105, 80016968), (120, 70014847), (140, 60012726), (168, 50010605), (210, 40008484), (280, 30006363), (420, 20004242), (840, 10002121)]