22427720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{463}}^1$

素因数の和:654

約数の個数: 64

約数和(自身を含む): 58129920

約数和(自身を除く): 35702200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 173, 280, 346, 463, 692, 865, 926, 1211, 1384, 1730, 1852, 2315, 2422, 3241, 3460, 3704, 4630, 4844, 6055, 6482, 6920, 9260, 9688, 12110, 12964, 16205, 18520, 24220, 25928, 32410, 48440, 64820, 80099, 129640, 160198, 320396, 400495, 560693, 640792, 800990, 1121386, 1601980, 2242772, 2803465, 3203960, 4485544, 5606930, 11213860, 22427720]

約数ペア:

[(1, 22427720), (2, 11213860), (4, 5606930), (5, 4485544), (7, 3203960), (8, 2803465), (10, 2242772), (14, 1601980), (20, 1121386), (28, 800990), (35, 640792), (40, 560693), (56, 400495), (70, 320396), (140, 160198), (173, 129640), (280, 80099), (346, 64820), (463, 48440), (692, 32410), (865, 25928), (926, 24220), (1211, 18520), (1384, 16205), (1730, 12964), (1852, 12110), (2315, 9688), (2422, 9260), (3241, 6920), (3460, 6482), (3704, 6055), (4630, 4844)]