7872060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{18743}}^1$

素因数の和:18762

約数の個数: 48

約数和(自身を含む): 25191936

約数和(自身を除く): 17319876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 18743, 37486, 56229, 74972, 93715, 112458, 131201, 187430, 224916, 262402, 281145, 374860, 393603, 524804, 562290, 656005, 787206, 1124580, 1312010, 1574412, 1968015, 2624020, 3936030, 7872060]

約数ペア:

[(1, 7872060), (2, 3936030), (3, 2624020), (4, 1968015), (5, 1574412), (6, 1312010), (7, 1124580), (10, 787206), (12, 656005), (14, 562290), (15, 524804), (20, 393603), (21, 374860), (28, 281145), (30, 262402), (35, 224916), (42, 187430), (60, 131201), (70, 112458), (84, 93715), (105, 74972), (140, 56229), (210, 37486), (420, 18743)]