27872240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1667}}^1$

素因数の和:1710

約数の個数: 80

約数和(自身を含む): 74459520

約数和(自身を除く): 46587280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1667, 1672, 2090, 3334, 3344, 4180, 6668, 8335, 8360, 13336, 16670, 16720, 18337, 26672, 31673, 33340, 36674, 63346, 66680, 73348, 91685, 126692, 133360, 146696, 158365, 183370, 253384, 293392, 316730, 348403, 366740, 506768, 633460, 696806, 733480, 1266920, 1393612, 1466960, 1742015, 2533840, 2787224, 3484030, 5574448, 6968060, 13936120, 27872240]

約数ペア:

[(1, 27872240), (2, 13936120), (4, 6968060), (5, 5574448), (8, 3484030), (10, 2787224), (11, 2533840), (16, 1742015), (19, 1466960), (20, 1393612), (22, 1266920), (38, 733480), (40, 696806), (44, 633460), (55, 506768), (76, 366740), (80, 348403), (88, 316730), (95, 293392), (110, 253384), (152, 183370), (176, 158365), (190, 146696), (209, 133360), (220, 126692), (304, 91685), (380, 73348), (418, 66680), (440, 63346), (760, 36674), (836, 33340), (880, 31673), (1045, 26672), (1520, 18337), (1667, 16720), (1672, 16670), (2090, 13336), (3334, 8360), (3344, 8335), (4180, 6668)]