19229840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1493}}^1$

素因数の和:1536

約数の個数: 80

約数和(自身を含む): 53353728

約数和(自身を除く): 34123888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1493, 1610, 1840, 2576, 2986, 3220, 5972, 6440, 7465, 10451, 11944, 12880, 14930, 20902, 23888, 29860, 34339, 41804, 52255, 59720, 68678, 83608, 104510, 119440, 137356, 167216, 171695, 209020, 240373, 274712, 343390, 418040, 480746, 549424, 686780, 836080, 961492, 1201865, 1373560, 1922984, 2403730, 2747120, 3845968, 4807460, 9614920, 19229840]

約数ペア:

[(1, 19229840), (2, 9614920), (4, 4807460), (5, 3845968), (7, 2747120), (8, 2403730), (10, 1922984), (14, 1373560), (16, 1201865), (20, 961492), (23, 836080), (28, 686780), (35, 549424), (40, 480746), (46, 418040), (56, 343390), (70, 274712), (80, 240373), (92, 209020), (112, 171695), (115, 167216), (140, 137356), (161, 119440), (184, 104510), (230, 83608), (280, 68678), (322, 59720), (368, 52255), (460, 41804), (560, 34339), (644, 29860), (805, 23888), (920, 20902), (1288, 14930), (1493, 12880), (1610, 11944), (1840, 10451), (2576, 7465), (2986, 6440), (3220, 5972)]