28144020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7001}}^1$

素因数の和:7080

約数の個数: 48

約数和(自身を含む): 79990848

約数和(自身を除く): 51846828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 7001, 14002, 21003, 28004, 35005, 42006, 70010, 84012, 105015, 140020, 210030, 420060, 469067, 938134, 1407201, 1876268, 2345335, 2814402, 4690670, 5628804, 7036005, 9381340, 14072010, 28144020]

約数ペア:

[(1, 28144020), (2, 14072010), (3, 9381340), (4, 7036005), (5, 5628804), (6, 4690670), (10, 2814402), (12, 2345335), (15, 1876268), (20, 1407201), (30, 938134), (60, 469067), (67, 420060), (134, 210030), (201, 140020), (268, 105015), (335, 84012), (402, 70010), (670, 42006), (804, 35005), (1005, 28004), (1340, 21003), (2010, 14002), (4020, 7001)]