4400040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{991}}^1$

素因数の和:1042

約数の個数: 64

約数和(自身を含む): 13570560

約数和(自身を除く): 9170520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 991, 1110, 1480, 1982, 2220, 2973, 3964, 4440, 4955, 5946, 7928, 9910, 11892, 14865, 19820, 23784, 29730, 36667, 39640, 59460, 73334, 110001, 118920, 146668, 183335, 220002, 293336, 366670, 440004, 550005, 733340, 880008, 1100010, 1466680, 2200020, 4400040]

約数ペア:

[(1, 4400040), (2, 2200020), (3, 1466680), (4, 1100010), (5, 880008), (6, 733340), (8, 550005), (10, 440004), (12, 366670), (15, 293336), (20, 220002), (24, 183335), (30, 146668), (37, 118920), (40, 110001), (60, 73334), (74, 59460), (111, 39640), (120, 36667), (148, 29730), (185, 23784), (222, 19820), (296, 14865), (370, 11892), (444, 9910), (555, 7928), (740, 5946), (888, 4955), (991, 4440), (1110, 3964), (1480, 2973), (1982, 2220)]