201439060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{2939}}^1$

素因数の和:3120

約数の個数: 48

約数和(自身を含む): 444528000

約数和(自身を除く): 243088940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 149, 230, 298, 460, 596, 745, 1490, 2939, 2980, 3427, 5878, 6854, 11756, 13708, 14695, 17135, 29390, 34270, 58780, 67597, 68540, 135194, 270388, 337985, 437911, 675970, 875822, 1351940, 1751644, 2189555, 4379110, 8758220, 10071953, 20143906, 40287812, 50359765, 100719530, 201439060]

約数ペア:

[(1, 201439060), (2, 100719530), (4, 50359765), (5, 40287812), (10, 20143906), (20, 10071953), (23, 8758220), (46, 4379110), (92, 2189555), (115, 1751644), (149, 1351940), (230, 875822), (298, 675970), (460, 437911), (596, 337985), (745, 270388), (1490, 135194), (2939, 68540), (2980, 67597), (3427, 58780), (5878, 34270), (6854, 29390), (11756, 17135), (13708, 14695)]