42000420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9091}}^1$

素因数の和:9121

約数の個数: 96

約数和(自身を含む): 146635776

約数和(自身を除く): 104635356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 9091, 18182, 27273, 36364, 45455, 54546, 63637, 90910, 100001, 109092, 127274, 136365, 181820, 190911, 200002, 254548, 272730, 300003, 318185, 381822, 400004, 500005, 545460, 600006, 636370, 700007, 763644, 954555, 1000010, 1200012, 1272740, 1400014, 1500015, 1909110, 2000020, 2100021, 2800028, 3000030, 3500035, 3818220, 4200042, 6000060, 7000070, 8400084, 10500105, 14000140, 21000210, 42000420]

約数ペア:

[(1, 42000420), (2, 21000210), (3, 14000140), (4, 10500105), (5, 8400084), (6, 7000070), (7, 6000060), (10, 4200042), (11, 3818220), (12, 3500035), (14, 3000030), (15, 2800028), (20, 2100021), (21, 2000020), (22, 1909110), (28, 1500015), (30, 1400014), (33, 1272740), (35, 1200012), (42, 1000010), (44, 954555), (55, 763644), (60, 700007), (66, 636370), (70, 600006), (77, 545460), (84, 500005), (105, 400004), (110, 381822), (132, 318185), (140, 300003), (154, 272730), (165, 254548), (210, 200002), (220, 190911), (231, 181820), (308, 136365), (330, 127274), (385, 109092), (420, 100001), (462, 90910), (660, 63637), (770, 54546), (924, 45455), (1155, 36364), (1540, 27273), (2310, 18182), (4620, 9091)]