16945020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4093}}^1$

素因数の和:4131

約数の個数: 72

約数和(自身を含む): 53647776

約数和(自身を除く): 36702756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4093, 4140, 8186, 12279, 16372, 20465, 24558, 36837, 40930, 49116, 61395, 73674, 81860, 94139, 122790, 147348, 184185, 188278, 245580, 282417, 368370, 376556, 470695, 564834, 736740, 847251, 941390, 1129668, 1412085, 1694502, 1882780, 2824170, 3389004, 4236255, 5648340, 8472510, 16945020]

約数ペア:

[(1, 16945020), (2, 8472510), (3, 5648340), (4, 4236255), (5, 3389004), (6, 2824170), (9, 1882780), (10, 1694502), (12, 1412085), (15, 1129668), (18, 941390), (20, 847251), (23, 736740), (30, 564834), (36, 470695), (45, 376556), (46, 368370), (60, 282417), (69, 245580), (90, 188278), (92, 184185), (115, 147348), (138, 122790), (180, 94139), (207, 81860), (230, 73674), (276, 61395), (345, 49116), (414, 40930), (460, 36837), (690, 24558), (828, 20465), (1035, 16372), (1380, 12279), (2070, 8186), (4093, 4140)]