204857780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{593}}^1\times {\mathrm{751}}^1$

素因数の和:1376

約数の個数: 48

約数和(自身を含む): 450261504

約数和(自身を除く): 245403724

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 593, 751, 1186, 1502, 2372, 2965, 3004, 3755, 5930, 7510, 11860, 13639, 15020, 17273, 27278, 34546, 54556, 68195, 69092, 86365, 136390, 172730, 272780, 345460, 445343, 890686, 1781372, 2226715, 4453430, 8906860, 10242889, 20485778, 40971556, 51214445, 102428890, 204857780]

約数ペア:

[(1, 204857780), (2, 102428890), (4, 51214445), (5, 40971556), (10, 20485778), (20, 10242889), (23, 8906860), (46, 4453430), (92, 2226715), (115, 1781372), (230, 890686), (460, 445343), (593, 345460), (751, 272780), (1186, 172730), (1502, 136390), (2372, 86365), (2965, 69092), (3004, 68195), (3755, 54556), (5930, 34546), (7510, 27278), (11860, 17273), (13639, 15020)]