209947450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{10739}}^1$

素因数の和:10791

約数の個数: 48

約数和(自身を含む): 431490240

約数和(自身を除く): 221542790

約数列:

[1, 2, 5, 10, 17, 23, 25, 34, 46, 50, 85, 115, 170, 230, 391, 425, 575, 782, 850, 1150, 1955, 3910, 9775, 10739, 19550, 21478, 53695, 107390, 182563, 246997, 268475, 365126, 493994, 536950, 912815, 1234985, 1825630, 2469970, 4198949, 4564075, 6174925, 8397898, 9128150, 12349850, 20994745, 41989490, 104973725, 209947450]

約数ペア:

[(1, 209947450), (2, 104973725), (5, 41989490), (10, 20994745), (17, 12349850), (23, 9128150), (25, 8397898), (34, 6174925), (46, 4564075), (50, 4198949), (85, 2469970), (115, 1825630), (170, 1234985), (230, 912815), (391, 536950), (425, 493994), (575, 365126), (782, 268475), (850, 246997), (1150, 182563), (1955, 107390), (3910, 53695), (9775, 21478), (10739, 19550)]