2274580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 6090336

約数和(自身を除く): 3815756

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 211, 220, 245, 308, 385, 422, 490, 539, 770, 844, 980, 1055, 1078, 1477, 1540, 2110, 2156, 2321, 2695, 2954, 4220, 4642, 5390, 5908, 7385, 9284, 10339, 10780, 11605, 14770, 16247, 20678, 23210, 29540, 32494, 41356, 46420, 51695, 64988, 81235, 103390, 113729, 162470, 206780, 227458, 324940, 454916, 568645, 1137290, 2274580]

約数ペア:

[(1, 2274580), (2, 1137290), (4, 568645), (5, 454916), (7, 324940), (10, 227458), (11, 206780), (14, 162470), (20, 113729), (22, 103390), (28, 81235), (35, 64988), (44, 51695), (49, 46420), (55, 41356), (70, 32494), (77, 29540), (98, 23210), (110, 20678), (140, 16247), (154, 14770), (196, 11605), (211, 10780), (220, 10339), (245, 9284), (308, 7385), (385, 5908), (422, 5390), (490, 4642), (539, 4220), (770, 2954), (844, 2695), (980, 2321), (1055, 2156), (1078, 2110), (1477, 1540)]