407920020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{34511}}^1$

素因数の和:34720

約数の個数: 48

約数和(自身を含む): 1148007168

約数和(自身を除く): 740087148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1970, 2364, 2955, 3940, 5910, 11820, 34511, 69022, 103533, 138044, 172555, 207066, 345110, 414132, 517665, 690220, 1035330, 2070660, 6798667, 13597334, 20396001, 27194668, 33993335, 40792002, 67986670, 81584004, 101980005, 135973340, 203960010, 407920020]

約数ペア:

[(1, 407920020), (2, 203960010), (3, 135973340), (4, 101980005), (5, 81584004), (6, 67986670), (10, 40792002), (12, 33993335), (15, 27194668), (20, 20396001), (30, 13597334), (60, 6798667), (197, 2070660), (394, 1035330), (591, 690220), (788, 517665), (985, 414132), (1182, 345110), (1970, 207066), (2364, 172555), (2955, 138044), (3940, 103533), (5910, 69022), (11820, 34511)]