339742780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{10289}}^1$

素因数の和:10438

約数の個数: 48

約数和(自身を含む): 774466560

約数和(自身を除く): 434723780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 6604, 8255, 10289, 16510, 20578, 33020, 41156, 51445, 102890, 133757, 205780, 267514, 535028, 668785, 1306703, 1337570, 2613406, 2675140, 5226812, 6533515, 13067030, 16987139, 26134060, 33974278, 67948556, 84935695, 169871390, 339742780]

約数ペア:

[(1, 339742780), (2, 169871390), (4, 84935695), (5, 67948556), (10, 33974278), (13, 26134060), (20, 16987139), (26, 13067030), (52, 6533515), (65, 5226812), (127, 2675140), (130, 2613406), (254, 1337570), (260, 1306703), (508, 668785), (635, 535028), (1270, 267514), (1651, 205780), (2540, 133757), (3302, 102890), (6604, 51445), (8255, 41156), (10289, 33020), (16510, 20578)]